ID   MBB1_CHLRE              Reviewed;         662 AA.
AC   Q9FNS4;
DT   10-MAY-2002, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2001, sequence version 1.
DT   25-MAY-2022, entry version 99.
DE   RecName: Full=PsbB mRNA maturation factor Mbb1, chloroplastic;
DE   Flags: Precursor;
GN   Name=MBB1;
OS   Chlamydomonas reinhardtii (Chlamydomonas smithii).
OC   Eukaryota; Viridiplantae; Chlorophyta; core chlorophytes; Chlorophyceae;
OC   CS clade; Chlamydomonadales; Chlamydomonadaceae; Chlamydomonas.
OX   NCBI_TaxID=3055;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RC   STRAIN=137c / CC-125;
RX   PubMed=11121080; DOI=10.1073/pnas.97.26.14813;
RA   Vaistij F.E., Boudreau E., Lemaire S.D., Goldschmidt-Clermont M.,
RA   Rochaix J.-D.;
RT   "Characterization of Mbb1, a nucleus-encoded tetratricopeptide-like repeat
RT   protein required for expression of the chloroplast psbB/ psbT /psbH gene
RT   cluster in Chlamydomonas reinhardtii.";
RL   Proc. Natl. Acad. Sci. U.S.A. 97:14813-14818(2000).
CC   -!- FUNCTION: Involved, directly or indirectly, in the processing of the
CC       chloroplast encoded psbB mRNA to its mature form, acting via the 5'-UTR
CC       of the psbB mRNA.
CC   -!- SUBUNIT: Part of a 300 kDa complex that associates with RNA.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast stroma.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AJ296291; CAC19558.1; -; mRNA.
DR   RefSeq; XP_001696751.1; XM_001696699.1.
DR   AlphaFoldDB; Q9FNS4; -.
DR   SMR; Q9FNS4; -.
DR   STRING; 3055.EDP00859; -.
DR   EnsemblPlants; PNW79465; PNW79465; CHLRE_09g416200v5.
DR   GeneID; 5722380; -.
DR   Gramene; PNW79465; PNW79465; CHLRE_09g416200v5.
DR   eggNOG; KOG1124; Eukaryota.
DR   HOGENOM; CLU_414691_0_0_1; -.
DR   OMA; ASWIAME; -.
DR   OrthoDB; 1390778at2759; -.
DR   GO; GO:0009570; C:chloroplast stroma; IEA:UniProtKB-SubCell.
DR   GO; GO:0003729; F:mRNA binding; IEA:InterPro.
DR   GO; GO:0006397; P:mRNA processing; IEA:UniProtKB-KW.
DR   Gene3D; 1.25.40.10; -; 2.
DR   InterPro; IPR003107; HAT.
DR   InterPro; IPR044624; Mbb1-like.
DR   InterPro; IPR011990; TPR-like_helical_dom_sf.
DR   InterPro; IPR019734; TPR_repeat.
DR   PANTHER; PTHR44917; PTHR44917; 1.
DR   SMART; SM00386; HAT; 9.
DR   SMART; SM00028; TPR; 7.
DR   SUPFAM; SSF48452; SSF48452; 2.
DR   PROSITE; PS50005; TPR; 6.
DR   PROSITE; PS50293; TPR_REGION; 1.
PE   2: Evidence at transcript level;
KW   Chloroplast; mRNA processing; Plastid; Repeat; TPR repeat; Transit peptide.
FT   TRANSIT         1..50
FT                   /note="Chloroplast"
FT                   /evidence="ECO:0000255"
FT   CHAIN           51..662
FT                   /note="PsbB mRNA maturation factor Mbb1, chloroplastic"
FT                   /id="PRO_0000035683"
FT   REPEAT          126..160
FT                   /note="TPR 1"
FT   REPEAT          161..194
FT                   /note="TPR 2"
FT   REPEAT          196..229
FT                   /note="TPR 3"
FT   REPEAT          231..263
FT                   /note="TPR 4"
FT   REPEAT          269..302
FT                   /note="TPR 5"
FT   REPEAT          305..338
FT                   /note="TPR 6"
FT   REPEAT          339..372
FT                   /note="TPR 7"
FT   REPEAT          373..406
FT                   /note="TPR 8"
FT   REPEAT          408..440
FT                   /note="TPR 9"
FT   REPEAT          444..477
FT                   /note="TPR 10"
FT   REGION          14..38
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          75..101
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          540..563
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          598..662
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        18..38
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        540..555
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   662 AA;  72551 MW;  8F2A892748125549 CRC64;
     MSLVPFSQLW RGVRTRGPVE QASSSSSSSS SSRRTWYAPA RSQTGVQVAA YEPTAVLQLA
     PSAVSRRSTP VRSSIIADLS SSGSGDGEGE RGDATGSRDE ASSAFAGSSK VLKINIDLLL
     WRCRTSRIRA RQTLDLNERK SLYKAAEDGL RRCLALDPAD PRAYVVLGKT LVQQKRYDEA
     RQLYQDGCAN TGNVNPYIWS AWGWLEARTG NVERARKLYD AAVVVDGTHA CAWHKWGMLE
     KGQGNFTRAR DLWMQGIQRC RRKPQSQNAY LYNALGCMAA QLGRVGEARS WFEEGTRSAE
     GAASVALWQA WAVLEAKQGD PTVVRYLFRK ALGANPRSRY VHLAWALWER RQGNPQHCLA
     LLRRGCELNP TDPALYQAWA LVEKQAGRIE RARELFEQGL RADPSDLYMW QAYGVMEAEQ
     GNMDRARQLF QEGVWADPRS PSTVYVFHAW GALEWQAGNV QTARELFKAA VRVDPKSETT
     WASWIAMESE LGEIERVDEL RIRQAERQWE FVVPAGFTTR PAPGLVDTLA RFFSARGFGS
     DGNGSSSSNG GAGGQQAGSE AAAGIRAADS VDLTVDGGGQ LRFKDVERLV ESNDLSALPD
     FLSSDDDVEA SLRPPGAAGR RQQQPAGSGT GGDNINGSAG YGKLQVPSLV PRPKATPLRS
     MG