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CTC1_HUMAN
ID   CTC1_HUMAN              Reviewed;        1217 AA.
AC   Q2NKJ3; B3KR66; C9JEX5; Q1PCD1; Q2TBE3; Q8N3S6; Q9H6L0;
DT   15-MAY-2007, integrated into UniProtKB/Swiss-Prot.
DT   23-MAR-2010, sequence version 2.
DT   03-AUG-2022, entry version 126.
DE   RecName: Full=CST complex subunit CTC1;
DE   AltName: Full=Conserved telomere maintenance component 1;
DE   AltName: Full=HBV DNAPTP1-transactivated protein B;
GN   Name=CTC1; Synonyms=C17orf68;
OS   Homo sapiens (Human).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC   Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae;
OC   Homo.
OX   NCBI_TaxID=9606;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1), AND VARIANT VAL-1005.
RA   Lun Y.Z., Cheng J., Guo J., Zhang L.Y., Zhao B.C.;
RL   Submitted (MAR-2006) to the EMBL/GenBank/DDBJ databases.
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 2), AND VARIANT VAL-1005.
RC   TISSUE=Skeletal muscle;
RX   PubMed=17974005; DOI=10.1186/1471-2164-8-399;
RA   Bechtel S., Rosenfelder H., Duda A., Schmidt C.P., Ernst U.,
RA   Wellenreuther R., Mehrle A., Schuster C., Bahr A., Bloecker H., Heubner D.,
RA   Hoerlein A., Michel G., Wedler H., Koehrer K., Ottenwaelder B., Poustka A.,
RA   Wiemann S., Schupp I.;
RT   "The full-ORF clone resource of the German cDNA consortium.";
RL   BMC Genomics 8:399-399(2007).
RN   [3]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1), AND VARIANT VAL-1005.
RC   TISSUE=Corpus callosum, and Kidney epithelium;
RX   PubMed=14702039; DOI=10.1038/ng1285;
RA   Ota T., Suzuki Y., Nishikawa T., Otsuki T., Sugiyama T., Irie R.,
RA   Wakamatsu A., Hayashi K., Sato H., Nagai K., Kimura K., Makita H.,
RA   Sekine M., Obayashi M., Nishi T., Shibahara T., Tanaka T., Ishii S.,
RA   Yamamoto J., Saito K., Kawai Y., Isono Y., Nakamura Y., Nagahari K.,
RA   Murakami K., Yasuda T., Iwayanagi T., Wagatsuma M., Shiratori A., Sudo H.,
RA   Hosoiri T., Kaku Y., Kodaira H., Kondo H., Sugawara M., Takahashi M.,
RA   Kanda K., Yokoi T., Furuya T., Kikkawa E., Omura Y., Abe K., Kamihara K.,
RA   Katsuta N., Sato K., Tanikawa M., Yamazaki M., Ninomiya K., Ishibashi T.,
RA   Yamashita H., Murakawa K., Fujimori K., Tanai H., Kimata M., Watanabe M.,
RA   Hiraoka S., Chiba Y., Ishida S., Ono Y., Takiguchi S., Watanabe S.,
RA   Yosida M., Hotuta T., Kusano J., Kanehori K., Takahashi-Fujii A., Hara H.,
RA   Tanase T.-O., Nomura Y., Togiya S., Komai F., Hara R., Takeuchi K.,
RA   Arita M., Imose N., Musashino K., Yuuki H., Oshima A., Sasaki N.,
RA   Aotsuka S., Yoshikawa Y., Matsunawa H., Ichihara T., Shiohata N., Sano S.,
RA   Moriya S., Momiyama H., Satoh N., Takami S., Terashima Y., Suzuki O.,
RA   Nakagawa S., Senoh A., Mizoguchi H., Goto Y., Shimizu F., Wakebe H.,
RA   Hishigaki H., Watanabe T., Sugiyama A., Takemoto M., Kawakami B.,
RA   Yamazaki M., Watanabe K., Kumagai A., Itakura S., Fukuzumi Y., Fujimori Y.,
RA   Komiyama M., Tashiro H., Tanigami A., Fujiwara T., Ono T., Yamada K.,
RA   Fujii Y., Ozaki K., Hirao M., Ohmori Y., Kawabata A., Hikiji T.,
RA   Kobatake N., Inagaki H., Ikema Y., Okamoto S., Okitani R., Kawakami T.,
RA   Noguchi S., Itoh T., Shigeta K., Senba T., Matsumura K., Nakajima Y.,
RA   Mizuno T., Morinaga M., Sasaki M., Togashi T., Oyama M., Hata H.,
RA   Watanabe M., Komatsu T., Mizushima-Sugano J., Satoh T., Shirai Y.,
RA   Takahashi Y., Nakagawa K., Okumura K., Nagase T., Nomura N., Kikuchi H.,
RA   Masuho Y., Yamashita R., Nakai K., Yada T., Nakamura Y., Ohara O.,
RA   Isogai T., Sugano S.;
RT   "Complete sequencing and characterization of 21,243 full-length human
RT   cDNAs.";
RL   Nat. Genet. 36:40-45(2004).
RN   [4]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=16625196; DOI=10.1038/nature04689;
RA   Zody M.C., Garber M., Adams D.J., Sharpe T., Harrow J., Lupski J.R.,
RA   Nicholson C., Searle S.M., Wilming L., Young S.K., Abouelleil A.,
RA   Allen N.R., Bi W., Bloom T., Borowsky M.L., Bugalter B.E., Butler J.,
RA   Chang J.L., Chen C.-K., Cook A., Corum B., Cuomo C.A., de Jong P.J.,
RA   DeCaprio D., Dewar K., FitzGerald M., Gilbert J., Gibson R., Gnerre S.,
RA   Goldstein S., Grafham D.V., Grocock R., Hafez N., Hagopian D.S., Hart E.,
RA   Norman C.H., Humphray S., Jaffe D.B., Jones M., Kamal M., Khodiyar V.K.,
RA   LaButti K., Laird G., Lehoczky J., Liu X., Lokyitsang T., Loveland J.,
RA   Lui A., Macdonald P., Major J.E., Matthews L., Mauceli E., McCarroll S.A.,
RA   Mihalev A.H., Mudge J., Nguyen C., Nicol R., O'Leary S.B., Osoegawa K.,
RA   Schwartz D.C., Shaw-Smith C., Stankiewicz P., Steward C., Swarbreck D.,
RA   Venkataraman V., Whittaker C.A., Yang X., Zimmer A.R., Bradley A.,
RA   Hubbard T., Birren B.W., Rogers J., Lander E.S., Nusbaum C.;
RT   "DNA sequence of human chromosome 17 and analysis of rearrangement in the
RT   human lineage.";
RL   Nature 440:1045-1049(2006).
RN   [5]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1), AND VARIANT VAL-1005.
RC   TISSUE=Lung carcinoma, and Uterine adenocarcinoma;
RX   PubMed=15489334; DOI=10.1101/gr.2596504;
RG   The MGC Project Team;
RT   "The status, quality, and expansion of the NIH full-length cDNA project:
RT   the Mammalian Gene Collection (MGC).";
RL   Genome Res. 14:2121-2127(2004).
RN   [6]
RP   FUNCTION, IDENTIFICATION BY MASS SPECTROMETRY, IDENTIFICATION IN THE CST
RP   COMPLEX, AND SUBCELLULAR LOCATION.
RX   PubMed=19854130; DOI=10.1016/j.molcel.2009.08.009;
RA   Miyake Y., Nakamura M., Nabetani A., Shimamura S., Tamura M., Yonehara S.,
RA   Saito M., Ishikawa F.;
RT   "RPA-like mammalian Ctc1-Stn1-Ten1 complex binds to single-stranded DNA and
RT   protects telomeres independently of the Pot1 pathway.";
RL   Mol. Cell 36:193-206(2009).
RN   [7]
RP   FUNCTION.
RX   PubMed=19854131; DOI=10.1016/j.molcel.2009.09.017;
RA   Surovtseva Y.V., Churikov D., Boltz K.A., Song X., Lamb J.C.,
RA   Warrington R., Leehy K., Heacock M., Price C.M., Shippen D.E.;
RT   "Conserved telomere maintenance component 1 interacts with STN1 and
RT   maintains chromosome ends in higher eukaryotes.";
RL   Mol. Cell 36:207-218(2009).
RN   [8]
RP   FUNCTION, AND FUNCTION OF THE CST COMPLEX.
RX   PubMed=22863775; DOI=10.1038/emboj.2012.215;
RA   Stewart J.A., Wang F., Chaiken M.F., Kasbek C., Chastain P.D. II,
RA   Wright W.E., Price C.M.;
RT   "Human CST promotes telomere duplex replication and general replication
RT   restart after fork stalling.";
RL   EMBO J. 31:3537-3549(2012).
RN   [9]
RP   FUNCTION OF THE CST COMPLEX, AND INTERACTION WITH STN1; ACD AND POT1.
RX   PubMed=22763445; DOI=10.1038/nature11269;
RA   Chen L.Y., Redon S., Lingner J.;
RT   "The human CST complex is a terminator of telomerase activity.";
RL   Nature 488:540-544(2012).
RN   [10]
RP   FUNCTION OF THE CST COMPLEX.
RX   PubMed=25483097; DOI=10.4161/15384101.2014.964100;
RA   Wang F., Stewart J., Price C.M.;
RT   "Human CST abundance determines recovery from diverse forms of DNA damage
RT   and replication stress.";
RL   Cell Cycle 13:3488-3498(2014).
RN   [11]
RP   VARIANTS CRMCC1 VAL-227; GLY-665; GLY-975; CYS-985 DEL; HIS-1142 AND
RP   1196-LEU--ARG-1202 DEL.
RX   PubMed=22387016; DOI=10.1016/j.ajhg.2012.02.002;
RA   Polvi A., Linnankivi T., Kivela T., Herva R., Keating J.P., Makitie O.,
RA   Pareyson D., Vainionpaa L., Lahtinen J., Hovatta I., Pihko H.,
RA   Lehesjoki A.E.;
RT   "Mutations in CTC1, encoding the CTS telomere maintenance complex component
RT   1, cause cerebroretinal microangiopathy with calcifications and cysts.";
RL   Am. J. Hum. Genet. 90:540-549(2012).
RN   [12]
RP   VARIANTS CRMCC1 MET-259; ARG-503; TRP-840; MET-871; GLY-975; CYS-985 DEL;
RP   TRP-987 AND 1196-LEU--ARG-1202 DEL.
RX   PubMed=22267198; DOI=10.1038/ng.1084;
RA   Anderson B.H., Kasher P.R., Mayer J., Szynkiewicz M., Jenkinson E.M.,
RA   Bhaskar S.S., Urquhart J.E., Daly S.B., Dickerson J.E., O'Sullivan J.,
RA   Leibundgut E.O., Muter J., Abdel-Salem G.M., Babul-Hirji R., Baxter P.,
RA   Berger A., Bonafe L., Brunstom-Hernandez J.E., Buckard J.A., Chitayat D.,
RA   Chong W.K., Cordelli D.M., Ferreira P., Fluss J., Forrest E.H.,
RA   Franzoni E., Garone C., Hammans S.R., Houge G., Hughes I., Jacquemont S.,
RA   Jeannet P.Y., Jefferson R.J., Kumar R., Kutschke G., Lundberg S.,
RA   Lourenco C.M., Mehta R., Naidu S., Nischal K.K., Nunes L., Ounap K.,
RA   Philippart M., Prabhakar P., Risen S.R., Schiffmann R., Soh C.,
RA   Stephenson J.B., Stewart H., Stone J., Tolmie J.L., van der Knaap M.S.,
RA   Vieira J.P., Vilain C.N., Wakeling E.L., Wermenbol V., Whitney A.,
RA   Lovell S.C., Meyer S., Livingston J.H., Baerlocher G.M., Black G.C.,
RA   Rice G.I., Crow Y.J.;
RT   "Mutations in CTC1, encoding conserved telomere maintenance component 1,
RT   cause Coats plus.";
RL   Nat. Genet. 44:338-342(2012).
CC   -!- FUNCTION: Component of the CST complex proposed to act as a specialized
CC       replication factor promoting DNA replication under conditions of
CC       replication stress or natural replication barriers such as the telomere
CC       duplex. The CST complex binds single-stranded DNA with high affinity in
CC       a sequence-independent manner, while isolated subunits bind DNA with
CC       low affinity by themselves. Initially the CST complex has been proposed
CC       to protect telomeres from DNA degradation (PubMed:19854130). However,
CC       the CST complex has been shown to be involved in several aspects of
CC       telomere replication. The CST complex inhibits telomerase and is
CC       involved in telomere length homeostasis; it is proposed to bind to
CC       newly telomerase-synthesized 3' overhangs and to terminate telomerase
CC       action implicating the association with the ACD:POT1 complex thus
CC       interfering with its telomerase stimulation activity. The CST complex
CC       is also proposed to be involved in fill-in synthesis of the telomeric
CC       C-strand probably implicating recruitment and activation of DNA
CC       polymerase alpha (PubMed:22763445). The CST complex facilitates
CC       recovery from many forms of exogenous DNA damage; seems to be involved
CC       in the re-initiation of DNA replication at repaired forks and/or
CC       dormant origins (PubMed:25483097). Involved in telomere maintenance
CC       (PubMed:19854131, PubMed:22863775). Involved in genome stability
CC       (PubMed:22863775). May be in involved in telomeric C-strand fill-in
CC       during late S/G2 phase (By similarity). {ECO:0000250|UniProtKB:Q5SUQ9,
CC       ECO:0000269|PubMed:19854130, ECO:0000269|PubMed:19854131,
CC       ECO:0000269|PubMed:22763445, ECO:0000269|PubMed:22863775,
CC       ECO:0000269|PubMed:25483097}.
CC   -!- SUBUNIT: Component of the CST complex, composed of TEN1/C17orf106,
CC       CTC1/C17orf68 and STN1; in the complex interacts directly with STN1.
CC       Interacts with ACD and POT1. {ECO:0000269|PubMed:19854130,
CC       ECO:0000269|PubMed:22763445}.
CC   -!- INTERACTION:
CC       Q2NKJ3; Q92624: APPBP2; NbExp=3; IntAct=EBI-2562802, EBI-743771;
CC       Q2NKJ3; Q9H668: STN1; NbExp=7; IntAct=EBI-2562802, EBI-746930;
CC       Q2NKJ3; Q86WV5: TEN1; NbExp=3; IntAct=EBI-2562802, EBI-2562799;
CC       Q2NKJ3-1; Q9H668: STN1; NbExp=5; IntAct=EBI-15994382, EBI-746930;
CC       Q2NKJ3-1; O14773-1: TPP1; NbExp=3; IntAct=EBI-15994382, EBI-15619703;
CC   -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000269|PubMed:19854130}.
CC       Chromosome, telomere {ECO:0000269|PubMed:19854130}. Note=A
CC       transmembrane region is predicted by sequence analysis tools (ESKW,
CC       MEMSAT and Phobius); however, given the telomeric localization of the
CC       protein, the relevance of the transmembrane region is unsure in vivo.
CC       {ECO:0000305}.
CC   -!- ALTERNATIVE PRODUCTS:
CC       Event=Alternative splicing; Named isoforms=2;
CC       Name=1;
CC         IsoId=Q2NKJ3-1; Sequence=Displayed;
CC       Name=2;
CC         IsoId=Q2NKJ3-2; Sequence=VSP_025351, VSP_025352, VSP_025353;
CC   -!- DISEASE: Cerebroretinal microangiopathy with calcifications and cysts 1
CC       (CRMCC1) [MIM:612199]: An autosomal recessive pleiomorphic disorder
CC       characterized primarily by intracranial calcifications, leukodystrophy,
CC       and brain cysts, resulting in spasticity, ataxia, dystonia, seizures,
CC       and cognitive decline. Patients also have retinal telangiectasia and
CC       exudates (Coats disease) as well as extraneurologic manifestations,
CC       including osteopenia with poor bone healing and a high risk of
CC       gastrointestinal bleeding and portal hypertension caused by vasculature
CC       ectasias in the stomach, small intestine, and liver. Some individuals
CC       also have hair, skin, and nail changes, as well as anemia and
CC       thrombocytopenia. {ECO:0000269|PubMed:22267198,
CC       ECO:0000269|PubMed:22387016}. Note=The disease is caused by variants
CC       affecting the gene represented in this entry.
CC   -!- MISCELLANEOUS: [Isoform 2]: May be produced at very low levels due to a
CC       premature stop codon in the mRNA, leading to nonsense-mediated mRNA
CC       decay. {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the CTC1 family. {ECO:0000305}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=BAB15247.1; Type=Erroneous initiation; Note=Truncated N-terminus.; Evidence={ECO:0000305};
CC       Sequence=CAD38600.1; Type=Erroneous initiation; Note=Extended N-terminus.; Evidence={ECO:0000305};
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DR   EMBL; DQ451688; ABE02809.1; -; mRNA.
DR   EMBL; AL831955; CAD38600.1; ALT_INIT; mRNA.
DR   EMBL; AK091077; BAG52278.1; -; mRNA.
DR   EMBL; AC135178; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   EMBL; BC026057; AAH26057.2; -; mRNA.
DR   EMBL; BC110373; AAI10374.1; -; mRNA.
DR   EMBL; BC111783; AAI11784.1; -; mRNA.
DR   EMBL; AK025823; BAB15247.1; ALT_INIT; mRNA.
DR   CCDS; CCDS42259.1; -. [Q2NKJ3-1]
DR   RefSeq; NP_079375.3; NM_025099.5. [Q2NKJ3-1]
DR   PDB; 5W2L; X-ray; 1.86 A; A/B=716-880.
DR   PDB; 6W6W; EM; 3.00 A; A/B=2-1217.
DR   PDBsum; 5W2L; -.
DR   PDBsum; 6W6W; -.
DR   AlphaFoldDB; Q2NKJ3; -.
DR   SMR; Q2NKJ3; -.
DR   BioGRID; 123155; 85.
DR   ComplexPortal; CPX-2129; CST complex.
DR   CORUM; Q2NKJ3; -.
DR   DIP; DIP-56900N; -.
DR   IntAct; Q2NKJ3; 20.
DR   STRING; 9606.ENSP00000313759; -.
DR   iPTMnet; Q2NKJ3; -.
DR   PhosphoSitePlus; Q2NKJ3; -.
DR   BioMuta; CTC1; -.
DR   DMDM; 292495002; -.
DR   EPD; Q2NKJ3; -.
DR   jPOST; Q2NKJ3; -.
DR   MassIVE; Q2NKJ3; -.
DR   MaxQB; Q2NKJ3; -.
DR   PaxDb; Q2NKJ3; -.
DR   PeptideAtlas; Q2NKJ3; -.
DR   PRIDE; Q2NKJ3; -.
DR   ProteomicsDB; 61406; -. [Q2NKJ3-1]
DR   ProteomicsDB; 61407; -. [Q2NKJ3-2]
DR   Antibodypedia; 47974; 58 antibodies from 11 providers.
DR   DNASU; 80169; -.
DR   Ensembl; ENST00000449476.7; ENSP00000396018.2; ENSG00000178971.16. [Q2NKJ3-2]
DR   Ensembl; ENST00000651323.1; ENSP00000498499.1; ENSG00000178971.16. [Q2NKJ3-1]
DR   GeneID; 80169; -.
DR   KEGG; hsa:80169; -.
DR   MANE-Select; ENST00000651323.1; ENSP00000498499.1; NM_025099.6; NP_079375.3.
DR   UCSC; uc002gkq.5; human. [Q2NKJ3-1]
DR   CTD; 80169; -.
DR   DisGeNET; 80169; -.
DR   GeneCards; CTC1; -.
DR   GeneReviews; CTC1; -.
DR   HGNC; HGNC:26169; CTC1.
DR   HPA; ENSG00000178971; Low tissue specificity.
DR   MalaCards; CTC1; -.
DR   MIM; 612199; phenotype.
DR   MIM; 613129; gene.
DR   neXtProt; NX_Q2NKJ3; -.
DR   OpenTargets; ENSG00000178971; -.
DR   Orphanet; 313838; Coats plus syndrome.
DR   Orphanet; 1775; Dyskeratosis congenita.
DR   PharmGKB; PA142672251; -.
DR   VEuPathDB; HostDB:ENSG00000178971; -.
DR   eggNOG; ENOG502RBD3; Eukaryota.
DR   GeneTree; ENSGT00390000011553; -.
DR   HOGENOM; CLU_008170_0_0_1; -.
DR   InParanoid; Q2NKJ3; -.
DR   OMA; SMAGFIQ; -.
DR   OrthoDB; 1282784at2759; -.
DR   PhylomeDB; Q2NKJ3; -.
DR   TreeFam; TF335866; -.
DR   PathwayCommons; Q2NKJ3; -.
DR   Reactome; R-HSA-174411; Polymerase switching on the C-strand of the telomere.
DR   Reactome; R-HSA-174430; Telomere C-strand synthesis initiation.
DR   SignaLink; Q2NKJ3; -.
DR   BioGRID-ORCS; 80169; 243 hits in 1087 CRISPR screens.
DR   ChiTaRS; CTC1; human.
DR   GenomeRNAi; 80169; -.
DR   Pharos; Q2NKJ3; Tbio.
DR   PRO; PR:Q2NKJ3; -.
DR   Proteomes; UP000005640; Chromosome 17.
DR   RNAct; Q2NKJ3; protein.
DR   Bgee; ENSG00000178971; Expressed in granulocyte and 122 other tissues.
DR   ExpressionAtlas; Q2NKJ3; baseline and differential.
DR   Genevisible; Q2NKJ3; HS.
DR   GO; GO:0000781; C:chromosome, telomeric region; IDA:UniProtKB.
DR   GO; GO:1990879; C:CST complex; IDA:BHF-UCL.
DR   GO; GO:0005829; C:cytosol; IDA:HPA.
DR   GO; GO:0005654; C:nucleoplasm; IDA:HPA.
DR   GO; GO:0005634; C:nucleus; IDA:UniProtKB.
DR   GO; GO:0098505; F:G-rich strand telomeric DNA binding; IDA:BHF-UCL.
DR   GO; GO:0003697; F:single-stranded DNA binding; ISS:UniProtKB.
DR   GO; GO:0042162; F:telomeric DNA binding; IDA:BHF-UCL.
DR   GO; GO:0007568; P:aging; IEA:Ensembl.
DR   GO; GO:0048539; P:bone marrow development; IEA:Ensembl.
DR   GO; GO:0006974; P:cellular response to DNA damage stimulus; IEA:Ensembl.
DR   GO; GO:0071425; P:hematopoietic stem cell proliferation; IEA:Ensembl.
DR   GO; GO:0035264; P:multicellular organism growth; IEA:Ensembl.
DR   GO; GO:0032211; P:negative regulation of telomere maintenance via telomerase; IDA:BHF-UCL.
DR   GO; GO:0045740; P:positive regulation of DNA replication; ISS:UniProtKB.
DR   GO; GO:0048146; P:positive regulation of fibroblast proliferation; IEA:Ensembl.
DR   GO; GO:0010389; P:regulation of G2/M transition of mitotic cell cycle; IEA:Ensembl.
DR   GO; GO:0090399; P:replicative senescence; IEA:Ensembl.
DR   GO; GO:0048536; P:spleen development; IEA:Ensembl.
DR   GO; GO:0016233; P:telomere capping; TAS:BHF-UCL.
DR   GO; GO:0000723; P:telomere maintenance; IMP:UniProtKB.
DR   GO; GO:0010833; P:telomere maintenance via telomere lengthening; IBA:GO_Central.
DR   GO; GO:0048538; P:thymus development; IEA:Ensembl.
DR   InterPro; IPR029156; CTC1.
DR   InterPro; IPR042617; CTC1-like.
DR   PANTHER; PTHR14865; PTHR14865; 1.
DR   Pfam; PF15489; CTC1; 1.
PE   1: Evidence at protein level;
KW   3D-structure; Alternative splicing; Chromosome; Disease variant;
KW   DNA-binding; Nucleus; Reference proteome; Telomere.
FT   CHAIN           1..1217
FT                   /note="CST complex subunit CTC1"
FT                   /id="PRO_0000287181"
FT   REGION          328..347
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   VAR_SEQ         217..251
FT                   /note="Missing (in isoform 2)"
FT                   /evidence="ECO:0000303|PubMed:17974005"
FT                   /id="VSP_025351"
FT   VAR_SEQ         1053..1066
FT                   /note="GKCTRLGSTCPTQT -> APGGGWDCRSRGDL (in isoform 2)"
FT                   /evidence="ECO:0000303|PubMed:17974005"
FT                   /id="VSP_025352"
FT   VAR_SEQ         1067..1217
FT                   /note="Missing (in isoform 2)"
FT                   /evidence="ECO:0000303|PubMed:17974005"
FT                   /id="VSP_025353"
FT   VARIANT         227
FT                   /note="A -> V (in CRMCC1; dbSNP:rs199473673)"
FT                   /evidence="ECO:0000269|PubMed:22387016"
FT                   /id="VAR_067369"
FT   VARIANT         259
FT                   /note="V -> M (in CRMCC1; dbSNP:rs387907080)"
FT                   /evidence="ECO:0000269|PubMed:22267198"
FT                   /id="VAR_067370"
FT   VARIANT         503
FT                   /note="G -> R (in CRMCC1; dbSNP:rs1320809462)"
FT                   /evidence="ECO:0000269|PubMed:22267198"
FT                   /id="VAR_067371"
FT   VARIANT         665
FT                   /note="V -> G (in CRMCC1; dbSNP:rs199473676)"
FT                   /evidence="ECO:0000269|PubMed:22387016"
FT                   /id="VAR_067372"
FT   VARIANT         820
FT                   /note="I -> V (in dbSNP:rs3027238)"
FT                   /id="VAR_032282"
FT   VARIANT         840
FT                   /note="R -> W (in CRMCC1; dbSNP:rs373905859)"
FT                   /evidence="ECO:0000269|PubMed:22267198"
FT                   /id="VAR_067373"
FT   VARIANT         871
FT                   /note="V -> M (in CRMCC1; dbSNP:rs369255297)"
FT                   /evidence="ECO:0000269|PubMed:22267198"
FT                   /id="VAR_067374"
FT   VARIANT         975
FT                   /note="R -> G (in CRMCC1; dbSNP:rs199473678)"
FT                   /evidence="ECO:0000269|PubMed:22267198,
FT                   ECO:0000269|PubMed:22387016"
FT                   /id="VAR_067375"
FT   VARIANT         985
FT                   /note="Missing (in CRMCC1)"
FT                   /evidence="ECO:0000269|PubMed:22267198,
FT                   ECO:0000269|PubMed:22387016"
FT                   /id="VAR_067376"
FT   VARIANT         987
FT                   /note="R -> W (in CRMCC1; dbSNP:rs202138550)"
FT                   /evidence="ECO:0000269|PubMed:22267198"
FT                   /id="VAR_067377"
FT   VARIANT         1005
FT                   /note="I -> V (in dbSNP:rs3826543)"
FT                   /evidence="ECO:0000269|PubMed:14702039,
FT                   ECO:0000269|PubMed:15489334, ECO:0000269|PubMed:17974005,
FT                   ECO:0000269|Ref.1"
FT                   /id="VAR_032283"
FT   VARIANT         1142
FT                   /note="L -> H (in CRMCC1; dbSNP:rs199473681)"
FT                   /evidence="ECO:0000269|PubMed:22387016"
FT                   /id="VAR_067378"
FT   VARIANT         1196..1202
FT                   /note="Missing (in CRMCC1)"
FT                   /evidence="ECO:0000269|PubMed:22267198,
FT                   ECO:0000269|PubMed:22387016"
FT                   /id="VAR_067379"
FT   CONFLICT        41
FT                   /note="L -> V (in Ref. 2; CAD38600)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        425
FT                   /note="L -> P (in Ref. 2; CAD38600)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        668
FT                   /note="S -> I (in Ref. 1; ABE02809 and 3; BAG52278)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        864
FT                   /note="S -> G (in Ref. 2; CAD38600)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        900
FT                   /note="A -> T (in Ref. 5; AAI10374)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        964
FT                   /note="G -> E (in Ref. 2; CAD38600)"
FT                   /evidence="ECO:0000305"
FT   STRAND          164..166
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          228..230
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          240..242
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          245..249
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          260..264
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           269..272
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          292..294
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          354..356
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          364..367
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            368..371
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          372..374
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          376..378
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            391..393
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          400..403
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          405..410
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          420..422
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          429..433
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          444..447
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           450..458
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           464..473
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            474..480
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            482..485
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           488..491
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          497..499
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           502..505
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           508..511
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            512..514
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           525..527
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          529..531
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          535..540
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           554..557
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            562..564
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           569..572
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           577..579
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           583..586
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          589..597
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          602..604
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          608..614
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            616..618
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          621..624
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          629..637
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           645..647
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          650..656
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          658..667
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           672..674
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          677..679
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          681..694
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          697..701
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          728..738
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   STRAND          742..744
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   STRAND          760..769
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   STRAND          774..777
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   STRAND          795..801
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   HELIX           802..810
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   STRAND          816..824
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   TURN            827..831
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   HELIX           843..845
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   STRAND          851..853
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   STRAND          859..862
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   HELIX           865..873
FT                   /evidence="ECO:0007829|PDB:5W2L"
FT   HELIX           884..886
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          896..907
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          929..935
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            938..940
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          945..950
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           952..954
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          966..976
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          980..985
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          992..994
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           1012..1015
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1017..1019
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1023..1025
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1028..1038
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1044..1047
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1057..1059
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1072..1078
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1085..1088
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            1090..1092
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            1094..1096
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           1101..1107
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1108..1114
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            1138..1140
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   HELIX           1141..1145
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   TURN            1149..1151
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1154..1161
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1175..1177
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1188..1190
FT                   /evidence="ECO:0007829|PDB:6W6W"
FT   STRAND          1195..1203
FT                   /evidence="ECO:0007829|PDB:6W6W"
SQ   SEQUENCE   1217 AA;  134609 MW;  EF6B3985C72FDA6E CRC64;
     MAAGRAQVPS SEQAWLEDAQ VFIQKTLCPA VKEPNVQLTP LVIDCVKTVW LSQGRNQGST
     LPLSYSFVSV QDLKTHQRLP CCSHLSWSSS AYQAWAQEAG PNGNPLPREQ LLLLGTLTDL
     SADLEQECRN GSLYVRDNTG VLSCELIDLD LSWLGHLFLF PRWSYLPPAR WNSSGEGHLE
     LWDAPVPVFP LTISPGPVTP IPVLYPESAS CLLRLRNKLR GVQRNLAGSL VRLSALVKSK
     QKAYFILSLG RSHPAVTHVS IIVQVPAQLV WHRALRPGTA YVLTELRVSK IRGQRQHVWM
     TSQSSRLLLL KPECVQELEL ELEGPLLEAD PKPLPMPSNS EDKKDPESLV RYSRLLSYSG
     AVTGVLNEPA GLYELDGQLG LCLAYQQFRG LRRVMRPGVC LQLQDVHLLQ SVGGGTRRPV
     LAPCLRGAVL LQSFSRQKPG AHSSRQAYGA SLYEQLVWER QLGLPLYLWA TKALEELACK
     LCPHVLRHHQ FLQHSSPGSP SLGLQLLAPT LDLLAPPGSP VRNAHNEILE EPHHCPLQKY
     TRLQTPSSFP TLATLKEEGQ RKAWASFDPK ALLPLPEASY LPSCQLNRRL AWSWLCLLPS
     AFCPAQVLLG VLVASSHKGC LQLRDQSGSL PCLLLAKHSQ PLSDPRLIGC LVRAERFQLI
     VERDVRSSFP SWKELSMPGF IQKQQARVYV QFFLADALIL PVPRPCLHSA TPSTPQTDPT
     GPEGPHLGQS RLFLLCHKEA LMKRNFCVPP GASPEVPKPA LSFYVLGSWL GGTQRKEGTG
     WGLPEPQGND DNDQKVHLIF FGSSVRWFEF LHPGQVYRLI APGPATPMLF EKDGSSCISR
     RPLELAGCAS CLTVQDNWTL ELESSQDIQD VLDANKSLPE SSLTDLLSDN FTDSLVSFSA
     EILSRTLCEP LVASLWMKLG NTGAMRRCVK LTVALETAEC EFPPHLDVYI EDPHLPPSLG
     LLPGARVHFS QLEKRVSRSH NVYCCFRSST YVQVLSFPPE TTISIPLPHI YLAELLQGGQ
     SPFQATASCH IVSVFSLQLF WVCAYCTSIC RQGKCTRLGS TCPTQTAISQ AIIRLLVEDG
     TAEAVVTCRN HHVAAALGLC PREWASLLDF VQVPGRVVLQ FAGPGAQLES SARVDEPMTM
     FLWTLCTSPS VLRPIVLSFE LERKPSKIVP LEPPRLQRFQ CGELPFLTHV NPRLRLSCLS
     IRESEYSSSL GILASSC
 
 
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