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BIPA_ECOLI
ID   BIPA_ECOLI              Reviewed;         607 AA.
AC   P0DTT0; P32132; Q2M8G8; Q6BEY2;
DT   26-FEB-2020, integrated into UniProtKB/Swiss-Prot.
DT   26-FEB-2020, sequence version 1.
DT   03-AUG-2022, entry version 13.
DE   RecName: Full=50S ribosomal subunit assembly factor BipA {ECO:0000255|HAMAP-Rule:MF_00849, ECO:0000303|PubMed:30305394};
DE            EC=3.6.5.- {ECO:0000255|HAMAP-Rule:MF_00849, ECO:0000269|PubMed:30305394};
DE   AltName: Full=GTP-binding protein BipA/TypA;
DE   AltName: Full=Ribosome assembly factor BipA;
DE   AltName: Full=Ribosome-dependent GTPase BipA;
DE   AltName: Full=Tyrosine phosphorylated protein A;
GN   Name=bipA {ECO:0000255|HAMAP-Rule:MF_00849, ECO:0000303|PubMed:9622352};
GN   Synonyms=o591 {ECO:0000303|PubMed:8346018}, typA, yihK;
GN   OrderedLocusNames=b3871, JW5571;
OS   Escherichia coli (strain K12).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=83333;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=K12 / MG1655 / ATCC 47076;
RX   PubMed=8346018; DOI=10.1093/nar/21.15.3391;
RA   Plunkett G. III, Burland V., Daniels D.L., Blattner F.R.;
RT   "Analysis of the Escherichia coli genome. III. DNA sequence of the region
RT   from 87.2 to 89.2 minutes.";
RL   Nucleic Acids Res. 21:3391-3398(1993).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=K12 / MG1655 / ATCC 47076;
RX   PubMed=9278503; DOI=10.1126/science.277.5331.1453;
RA   Blattner F.R., Plunkett G. III, Bloch C.A., Perna N.T., Burland V.,
RA   Riley M., Collado-Vides J., Glasner J.D., Rode C.K., Mayhew G.F.,
RA   Gregor J., Davis N.W., Kirkpatrick H.A., Goeden M.A., Rose D.J., Mau B.,
RA   Shao Y.;
RT   "The complete genome sequence of Escherichia coli K-12.";
RL   Science 277:1453-1462(1997).
RN   [3]
RP   SEQUENCE REVISION TO 592-607.
RX   PubMed=16397293; DOI=10.1093/nar/gkj405;
RA   Riley M., Abe T., Arnaud M.B., Berlyn M.K.B., Blattner F.R.,
RA   Chaudhuri R.R., Glasner J.D., Horiuchi T., Keseler I.M., Kosuge T.,
RA   Mori H., Perna N.T., Plunkett G. III, Rudd K.E., Serres M.H., Thomas G.H.,
RA   Thomson N.R., Wishart D., Wanner B.L.;
RT   "Escherichia coli K-12: a cooperatively developed annotation snapshot
RT   -- 2005.";
RL   Nucleic Acids Res. 34:1-9(2006).
RN   [4]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=K12 / W3110 / ATCC 27325 / DSM 5911;
RX   PubMed=16738553; DOI=10.1038/msb4100049;
RA   Hayashi K., Morooka N., Yamamoto Y., Fujita K., Isono K., Choi S.,
RA   Ohtsubo E., Baba T., Wanner B.L., Mori H., Horiuchi T.;
RT   "Highly accurate genome sequences of Escherichia coli K-12 strains MG1655
RT   and W3110.";
RL   Mol. Syst. Biol. 2:E1-E5(2006).
RN   [5]
RP   PROTEIN SEQUENCE OF 1-12.
RC   STRAIN=K12 / EMG2;
RX   PubMed=9298646; DOI=10.1002/elps.1150180807;
RA   Link A.J., Robison K., Church G.M.;
RT   "Comparing the predicted and observed properties of proteins encoded in the
RT   genome of Escherichia coli K-12.";
RL   Electrophoresis 18:1259-1313(1997).
RN   [6]
RP   NOT PHOSPHORYLATED.
RC   STRAIN=K12;
RX   PubMed=9642082; DOI=10.1006/jmbi.1998.1836;
RA   Freestone P., Trinei M., Clarke S.C., Nystroem T., Norris V.;
RT   "Tyrosine phosphorylation in Escherichia coli.";
RL   J. Mol. Biol. 279:1045-1051(1998).
RN   [7]
RP   FUNCTION IN EPEC BACTERIA, AND WEAK PHOSPHORYLATION.
RC   STRAIN=K12;
RX   PubMed=9622352; DOI=10.1046/j.1365-2958.1998.00793.x;
RA   Farris M., Grant A., Richardson T.B., O'Connor C.D.;
RT   "BipA: a tyrosine-phosphorylated GTPase that mediates interactions between
RT   enteropathogenic Escherichia coli (EPEC) and epithelial cells.";
RL   Mol. Microbiol. 28:265-279(1998).
RN   [8]
RP   FUNCTION, AND DISRUPTION PHENOTYPE.
RC   STRAIN=K12 / MC4100 / ATCC 35695 / DSM 6574;
RX   PubMed=10781541; DOI=10.1128/jb.182.10.2741-2745.2000;
RA   Rowe S., Hodson N., Griffiths G., Roberts I.S.;
RT   "Regulation of the Escherichia coli K5 capsule gene cluster: evidence for
RT   the roles of H-NS, BipA, and integration host factor in regulation of group
RT   2 capsule gene clusters in pathogenic E. coli.";
RL   J. Bacteriol. 182:2741-2745(2000).
RN   [9]
RP   DISRUPTION PHENOTYPE.
RC   STRAIN=K12 / D10, and K12 / MG1655 / ATCC 47076;
RX   PubMed=11683274; DOI=10.1007/s004380100559;
RA   Pfennig P.L., Flower A.M.;
RT   "BipA is required for growth of Escherichia coli K12 at low temperature.";
RL   Mol. Genet. Genomics 266:313-317(2001).
RN   [10]
RP   SUPPRESSION BY RLUC DELETION, AND DISRUPTION PHENOTYPE.
RC   STRAIN=K12;
RX   PubMed=18820021; DOI=10.1128/jb.00835-08;
RA   Krishnan K., Flower A.M.;
RT   "Suppression of DeltabipA phenotypes in Escherichia coli by abolishment of
RT   pseudouridylation at specific sites on the 23S rRNA.";
RL   J. Bacteriol. 190:7675-7683(2008).
RN   [11]
RP   PROBABLE FUNCTION IN RIBOSOMAL ASSEMBLY, SUPPRESSION BY RLUC DELETION, AND
RP   DISRUPTION PHENOTYPE.
RC   STRAIN=K12 / MG1655 / ATCC 47076;
RX   PubMed=25777676; DOI=10.1128/jb.00023-15;
RA   Choudhury P., Flower A.M.;
RT   "Efficient assembly of ribosomes is inhibited by deletion of bipA in
RT   Escherichia coli.";
RL   J. Bacteriol. 197:1819-1827(2015).
RN   [12]
RP   SUBCELLULAR LOCATION, INDUCTION BY COLD, AND DISRUPTION PHENOTYPE.
RC   STRAIN=K12 / BW25113;
RA   Cochrane K.L.;
RT   "Elucidating Ribosomes-Genetic Studies of the ATPase Uup and the Ribosomal
RT   Protein L1.";
RL   Thesis (2015), University of Michigan, United States.
RN   [13]
RP   FUNCTION AS A CHAPERONE, CATALYTIC ACTIVITY, SUBCELLULAR LOCATION,
RP   INDUCTION BY COLD, NOT PHOSPHORYLATED, DISRUPTION PHENOTYPE, AND
RP   MUTAGENESIS OF ASN-128; TYR-164; TYR-472 AND TYR-519.
RC   STRAIN=K12 / MG1655 / ATCC 47076;
RX   PubMed=30305394; DOI=10.1074/jbc.ra118.002295;
RA   Choi E., Hwang J.;
RT   "The GTPase BipA expressed at low temperature in Escherichia coli assists
RT   ribosome assembly and has chaperone-like activity.";
RL   J. Biol. Chem. 293:18404-18419(2018).
RN   [14] {ECO:0007744|PDB:4ZCI, ECO:0007744|PDB:4ZCK, ECO:0007744|PDB:4ZCL, ECO:0007744|PDB:4ZCM}
RP   X-RAY CRYSTALLOGRAPHY (3.31 ANGSTROMS) ALONE AND IN COMPLEX WITH GDP AND
RP   GUANOSINE 3',5'-BIS(DIPHOSPHATE), X-RAY CRYSTALLOGRAPHY (2.48 ANGSTROMS) OF
RP   306-603, FUNCTION, SUBUNIT, DOMAIN, AND NUCLEOTIDE-BINDING.
RC   STRAIN=K12 / MG1655 / ATCC 47076;
RX   PubMed=26163516; DOI=10.1074/jbc.m115.659136;
RA   Fan H., Hahm J., Diggs S., Perry J.J., Blaha G.;
RT   "Structural and Functional Analysis of BipA, a Regulator of Virulence in
RT   Enteropathogenic Escherichia coli.";
RL   J. Biol. Chem. 290:20856-20864(2015).
RN   [15] {ECO:0007744|PDB:5A9V, ECO:0007744|PDB:5A9W, ECO:0007744|PDB:5A9X, ECO:0007744|PDB:5A9Y, ECO:0007744|PDB:5A9Z, ECO:0007744|PDB:5AA0}
RP   X-RAY CRYSTALLOGRAPHY (3.70 ANGSTROMS) ALONE AND IN COMPLEX WITH GDP;
RP   GUANOSINE 3',5'-BIS(DIPHOSPHATE) AND GUANOSINE
RP   5'-[BETA,GAMMA-METHYLENE]TRIPHOSPHATE, STRUCTURE BY ELECTRON MICROSCOPY
RP   (4.70 ANGSTROMS) IN COMPLEX WITH T.THERMOPHILUS 70S RIBOSOME, FUNCTION,
RP   SUBUNIT, DOMAIN, AND NUCLEOTIDE-BINDING.
RX   PubMed=26283392; DOI=10.1073/pnas.1513216112;
RA   Kumar V., Chen Y., Ero R., Ahmed T., Tan J., Li Z., Wong A.S., Bhushan S.,
RA   Gao Y.G.;
RT   "Structure of BipA in GTP form bound to the ratcheted ribosome.";
RL   Proc. Natl. Acad. Sci. U.S.A. 112:10944-10949(2015).
CC   -!- FUNCTION: A 50S ribosomal subunit assembly protein with GTPase and
CC       nucleotide-independent chaperone activity, required for 50S subunit
CC       assembly at low temperatures, may also play a role in translation
CC       (PubMed:30305394). Genetic and deletion evidence suggests this is
CC       involved in ribosome assembly at low temperatures; it may also affect
CC       translation (Probable) (PubMed:25777676, PubMed:30305394). Involved in
CC       incorporation of ribosomal protein L6 into precursor 44S ribosomal
CC       particles at low temperatures. Also has chaperone activity which does
CC       not require nucleotides (PubMed:30305394). Binds GDP, ppGpp and GDPCP
CC       (a nonhydrolyzable GTP analog) with similar affinity; the conformation
CC       of the protein does not significantly change upon nucleotide binding
CC       (PubMed:26163516, PubMed:26283392). Interacts with ribosomes (Ref.12,
CC       PubMed:26283392). Binds the 70S ribosome between the 30S and 50S
CC       subunits, in a similar position as ribosome-bound EF-G; it contacts a
CC       number of ribosomal proteins, both rRNAs and the A-site tRNA. Ribosome
CC       binding alters its conformation (PubMed:26283392). Genetically its
CC       function does not overlap LepA, and it acts in a different pathway
CC       during ribosome assembly than does RNA helicase DeaD (PubMed:25777676).
CC       GTPase that affects interactions between enteropathogenic E.coli (EPEC)
CC       and epithelial cells (PubMed:9622352). Probably regulates expression of
CC       proteins required for (at least) K5 polysaccharide production
CC       (Probable). Deletion mutants of bipA are suppressed by an rluC
CC       deletion, which no longer modifies uracils 955, 2504 and 2580 to
CC       pseudouridine in 23S rRNA; there are 5 other pseudouridine synthases in
CC       E.coli, only rluC suppresses this phenotype. Mutating 23S rRNA so the 3
CC       uracils are other nucleotides also suppresses the bipA deletion;
CC       pseudouridine-2504 is required for ribosome assembly and translational
CC       accuracy (PubMed:18820021, PubMed:25777676).
CC       {ECO:0000269|PubMed:18820021, ECO:0000269|PubMed:25777676,
CC       ECO:0000269|PubMed:26163516, ECO:0000269|PubMed:26283392,
CC       ECO:0000269|PubMed:30305394, ECO:0000269|PubMed:9622352,
CC       ECO:0000269|Ref.12, ECO:0000305|PubMed:10781541,
CC       ECO:0000305|PubMed:18820021}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=GTP + H2O = GDP + H(+) + phosphate; Xref=Rhea:RHEA:19669,
CC         ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:37565,
CC         ChEBI:CHEBI:43474, ChEBI:CHEBI:58189; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_00849, ECO:0000269|PubMed:30305394};
CC   -!- SUBUNIT: Monomer (PubMed:26163516, PubMed:26283392). Binds between the
CC       30S and 50S ribosomal subunits, in a similar position as ribosome-bound
CC       EF-G; it contacts proteins L7/12, L11, S2, 16S and 23S rRNA and the A-
CC       site tRNA. Binding to the ribosome alters its conformation
CC       (PubMed:26283392). {ECO:0000269|PubMed:26163516,
CC       ECO:0000269|PubMed:26283392}.
CC   -!- INTERACTION:
CC       P0DTT0; P75864: rlmL; NbExp=3; IntAct=EBI-562154, EBI-547718;
CC       P0DTT0; P0A898: ybeY; NbExp=2; IntAct=EBI-562154, EBI-560240;
CC       P0DTT0; P27862: yigZ; NbExp=2; IntAct=EBI-562154, EBI-561235;
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00849,
CC       ECO:0000269|PubMed:30305394, ECO:0000269|Ref.12}. Note=Associates with
CC       70S ribosomes and 30S and 50S subunits in the presence of GMPPNP (a
CC       nonhydrolyzable GTP analog) at both 20 and 37 degrees Celsius; no
CC       change in ribosome association is seen in the presence of ppGpp or when
CC       the stringent response is triggered. {ECO:0000269|PubMed:30305394}.
CC   -!- INDUCTION: Induced about 2-fold at 18 degrees Celsius (at protein
CC       level) (Ref.12). Basally expressed at 37 degrees Celsius, 3.5-fold
CC       induced after shift to 20 degrees Celsius, maximal expression is seen
CC       at 2 hours (at protein level). No increase in expression when cells are
CC       grown at 43 degrees Celsius or when engineered to produce increased
CC       levels of the stress second messenger ppGpp. Expression at low
CC       temperatures is activated by CRP (PubMed:30305394).
CC       {ECO:0000269|PubMed:30305394, ECO:0000269|Ref.12}.
CC   -!- DOMAIN: Crystallizes with 2 superdomains; the first comprises domains I
CC       (residues 1-202, also called the G domain) and II (203-302, also called
CC       the beta barrel domain), while the second is composed of domains III
CC       (303-385), V (386-482) and a BipA-specific C-terminal domain (CTD, 483-
CC       607). Domains I-V are homologous to domains in EF-G and LepA; although
CC       the domains are similar, their relative arrangement is different
CC       (PubMed:26163516, PubMed:26283392). The structure of isolated
CC       superdomain 2 is more compact in the presence of Mg(2+) than in the
CC       intact protein (PubMed:26163516). Upon ribosome binding the second
CC       superdomain shifts and the CTD assumes a more compact conformation. The
CC       CTD binds to the A-site tRNA (PubMed:26283392). Chaperone activity
CC       resides in domain I; truncated proteins of 49-607 and 149-607 have no
CC       chaperone activity (PubMed:30305394). {ECO:0000269|PubMed:26163516,
CC       ECO:0000269|PubMed:26283392, ECO:0000269|PubMed:30305394}.
CC   -!- PTM: Very poorly to not phosphorylated on tyrosine (PubMed:9622352,
CC       PubMed:9642082, PubMed:30305394). Phosphorylation in vitro is strongly
CC       activated by proteins present in pathogenic strain E2348/69 / EPEC /
CC       MAR001 but not non-pathogenic strain K12 / DH5 alpha. Phosphorylation
CC       in vitro increases GTPase activity (PubMed:9622352). Mutation of 3
CC       conserved Tyr residues (Tyr-164; Ty5-47 or Tyr-591) to Phe alone or in
CC       all combinations has no effect on the ability of the protein to restore
CC       growth to a deletion mutant, suggesting Tyr-phosphorylation is not
CC       important in non-EPEC strains (PubMed:30305394).
CC       {ECO:0000269|PubMed:30305394, ECO:0000269|PubMed:9622352,
CC       ECO:0000269|PubMed:9642082}.
CC   -!- DISRUPTION PHENOTYPE: Decreased extracellular K5 polysaccharide
CC       production at 37 degrees Celsius, increased extracellular K5
CC       polysaccharide production at 20 degrees Celsius (PubMed:10781541).
CC       Cold-sensitive growth (20 degrees Celsius); cells have a long lag phase
CC       and double more slowly (PubMed:11683274, PubMed:18820021). Decreased
CC       capsule synthesis. Cold sensitive growth and decreased capsule
CC       synthesis are suppressed by an rluC deletion (PubMed:18820021). Cold-
CC       sensitive growth (20 degrees Celsius); a single bipA deletion has a
CC       disturbed ribosome profile at low temperature, with more 30S than 50S
CC       subunits, accumulation of a precursor-23S rRNA and precursor 50S
CC       subunit and decreased 70S ribosomes (PubMed:25777676, PubMed:30305394).
CC       These ribosome phenotypes are suppressed in an rluC deletion. A double
CC       bipA-deaD deletion has a more severe growth and ribosome phenotype than
CC       either single deletion (PubMed:25777676). At 20 degrees Celsius the
CC       single deletion is missing ribosomal protein L6 and has decreased
CC       amounts of L9 and L18 and makes less capsule. It has decreased motility
CC       at both 20 and 37 degrees Celsius (PubMed:30305394). Cold-sensitive
CC       growth (18 degrees Celsius); 2-fold more Uup is expressed at 37 degrees
CC       Celsius, 10-fold more Uup at 18 degrees Celsius. A double bipA-uup
CC       deletion does not grow at 18 degrees Celsius (Ref.12).
CC       {ECO:0000269|PubMed:10781541, ECO:0000269|PubMed:11683274,
CC       ECO:0000269|PubMed:18820021, ECO:0000269|PubMed:25777676,
CC       ECO:0000269|PubMed:30305394, ECO:0000269|Ref.12}.
CC   -!- SIMILARITY: Belongs to the TRAFAC class translation factor GTPase
CC       superfamily. Classic translation factor GTPase family. BipA subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_00849}.
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DR   EMBL; L19201; AAB03005.1; -; Genomic_DNA.
DR   EMBL; U00096; AAT48232.1; -; Genomic_DNA.
DR   EMBL; AP009048; BAE77438.1; -; Genomic_DNA.
DR   PIR; S40816; S40816.
DR   RefSeq; WP_000570668.1; NZ_STEB01000017.1.
DR   RefSeq; YP_026274.1; NC_000913.3.
DR   PDB; 4ZCI; X-ray; 2.63 A; A/B=1-601.
DR   PDB; 4ZCK; X-ray; 2.48 A; A=306-603.
DR   PDB; 4ZCL; X-ray; 3.06 A; A/B=1-601.
DR   PDB; 4ZCM; X-ray; 3.31 A; A/B=1-607.
DR   PDB; 5A9V; X-ray; 3.31 A; A/B/C/D/E/F=1-607.
DR   PDB; 5A9W; X-ray; 3.70 A; A=1-607.
DR   PDB; 5A9X; X-ray; 3.80 A; A=1-607.
DR   PDB; 5A9Y; X-ray; 4.00 A; A=1-607.
DR   PDB; 5A9Z; EM; 4.70 A; CA=1-605.
DR   PDB; 5AA0; EM; 5.00 A; BZ=1-605.
DR   PDBsum; 4ZCI; -.
DR   PDBsum; 4ZCK; -.
DR   PDBsum; 4ZCL; -.
DR   PDBsum; 4ZCM; -.
DR   PDBsum; 5A9V; -.
DR   PDBsum; 5A9W; -.
DR   PDBsum; 5A9X; -.
DR   PDBsum; 5A9Y; -.
DR   PDBsum; 5A9Z; -.
DR   PDBsum; 5AA0; -.
DR   AlphaFoldDB; P0DTT0; -.
DR   SMR; P0DTT0; -.
DR   DIP; DIP-11058N; -.
DR   IntAct; P0DTT0; 5.
DR   STRING; 511145.b3871; -.
DR   jPOST; P0DTT0; -.
DR   GeneID; 66672223; -.
DR   GeneID; 948369; -.
DR   KEGG; ecj:JW5571; -.
DR   KEGG; eco:b3871; -.
DR   EchoBASE; EB1783; -.
DR   OMA; MSMLFTI; -.
DR   BRENDA; 3.6.5.3; 2026.
DR   PRO; PR:P0DTT0; -.
DR   Proteomes; UP000000318; Chromosome.
DR   Proteomes; UP000000625; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0003924; F:GTPase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0043022; F:ribosome binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0019843; F:rRNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0000027; P:ribosomal large subunit assembly; IEA:UniProtKB-UniRule.
DR   CDD; cd03710; BipA_TypA_C; 1.
DR   Gene3D; 2.40.50.250; -; 1.
DR   Gene3D; 3.40.50.300; -; 1.
DR   HAMAP; MF_00849; BipA; 1.
DR   InterPro; IPR035651; BipA_V.
DR   InterPro; IPR035647; EFG_III/V.
DR   InterPro; IPR000640; EFG_V-like.
DR   InterPro; IPR004161; EFTu-like_2.
DR   InterPro; IPR031157; G_TR_CS.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   InterPro; IPR005225; Small_GTP-bd_dom.
DR   InterPro; IPR000795; T_Tr_GTP-bd_dom.
DR   InterPro; IPR009000; Transl_B-barrel_sf.
DR   InterPro; IPR042116; TypA/BipA_C.
DR   InterPro; IPR006298; TypA_GTP-bd.
DR   PANTHER; PTHR42908:SF8; PTHR42908:SF8; 1.
DR   Pfam; PF00679; EFG_C; 1.
DR   Pfam; PF00009; GTP_EFTU; 1.
DR   Pfam; PF03144; GTP_EFTU_D2; 1.
DR   PRINTS; PR00315; ELONGATNFCT.
DR   SUPFAM; SSF50447; SSF50447; 1.
DR   SUPFAM; SSF52540; SSF52540; 1.
DR   SUPFAM; SSF54980; SSF54980; 2.
DR   TIGRFAMs; TIGR00231; small_GTP; 1.
DR   TIGRFAMs; TIGR01394; TypA_BipA; 1.
DR   PROSITE; PS00301; G_TR_1; 1.
DR   PROSITE; PS51722; G_TR_2; 1.
PE   1: Evidence at protein level;
KW   3D-structure; Chaperone; Cytoplasm; Direct protein sequencing; GTP-binding;
KW   Hydrolase; Nucleotide-binding; Reference proteome; Ribosome biogenesis;
KW   RNA-binding; rRNA-binding; tRNA-binding.
FT   CHAIN           1..607
FT                   /note="50S ribosomal subunit assembly factor BipA"
FT                   /id="PRO_0000091550"
FT   DOMAIN          3..198
FT                   /note="tr-type G"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00849"
FT   REGION          1..202
FT                   /note="Domain I (or G domain), required for chaperone
FT                   activity"
FT                   /evidence="ECO:0000269|PubMed:30305394,
FT                   ECO:0000305|PubMed:26163516, ECO:0000305|PubMed:26283392"
FT   REGION          203..320
FT                   /note="Domain II (or beta barrel domain)"
FT                   /evidence="ECO:0000305|PubMed:26163516,
FT                   ECO:0000305|PubMed:26283392"
FT   REGION          303..385
FT                   /note="Domain III"
FT                   /evidence="ECO:0000305|PubMed:26163516,
FT                   ECO:0000305|PubMed:26283392"
FT   REGION          386..482
FT                   /note="Domain V"
FT                   /evidence="ECO:0000305|PubMed:26163516,
FT                   ECO:0000305|PubMed:26283392"
FT   REGION          483..607
FT                   /note="C-terminal domain (CTD), binds A-site tRNA"
FT                   /evidence="ECO:0000305|PubMed:26163516,
FT                   ECO:0000305|PubMed:26283392"
FT   BINDING         15..20
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00849,
FT                   ECO:0000269|PubMed:26163516, ECO:0000269|PubMed:26283392,
FT                   ECO:0007744|PDB:4ZCL, ECO:0007744|PDB:4ZCM,
FT                   ECO:0007744|PDB:5A9W, ECO:0007744|PDB:5A9Y"
FT   BINDING         128..131
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00849,
FT                   ECO:0000269|PubMed:26163516, ECO:0007744|PDB:4ZCL,
FT                   ECO:0007744|PDB:4ZCM, ECO:0007744|PDB:5A9Y"
FT   BINDING         166..168
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000269|PubMed:26163516,
FT                   ECO:0007744|PDB:4ZCL, ECO:0007744|PDB:4ZCM,
FT                   ECO:0007744|PDB:5A9W"
FT   MUTAGEN         128
FT                   /note="N->D: No GTPase activity, does not restore normal
FT                   ribosomes to a bipA deletion, does not associate with
FT                   ribosomes, retains its ability to help proteins refold."
FT                   /evidence="ECO:0000269|PubMed:30305394"
FT   MUTAGEN         164
FT                   /note="Y->P: No change in growth at 20 degrees Celsius."
FT                   /evidence="ECO:0000269|PubMed:30305394"
FT   MUTAGEN         472
FT                   /note="Y->P: No change in growth at 20 degrees Celsius."
FT                   /evidence="ECO:0000269|PubMed:30305394"
FT   MUTAGEN         519
FT                   /note="Y->P: No change in growth at 20 degrees Celsius."
FT                   /evidence="ECO:0000269|PubMed:30305394"
FT   CONFLICT        592..607
FT                   /note="Missing (in Ref. 1; AAB03005)"
FT                   /evidence="ECO:0000305"
FT   STRAND          5..12
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   HELIX           18..27
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          59..65
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          68..74
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          81..83
FT                   /evidence="ECO:0007829|PDB:4ZCM"
FT   HELIX           84..89
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          93..100
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   TURN            101..103
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   HELIX           107..109
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   HELIX           110..118
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          123..128
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   HELIX           137..147
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   TURN            148..151
FT                   /evidence="ECO:0007829|PDB:4ZCL"
FT   HELIX           154..157
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          162..166
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   TURN            167..170
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          171..175
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          181..183
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   HELIX           184..193
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          200..203
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          206..208
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          211..215
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   TURN            216..218
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          219..225
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          228..231
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          236..240
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          242..244
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          246..250
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          254..259
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          261..266
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          273..276
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          278..281
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          287..290
FT                   /evidence="ECO:0007829|PDB:4ZCI"
FT   STRAND          307..312
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   TURN            317..320
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   HELIX           328..338
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   TURN            339..341
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          346..349
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          355..362
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   HELIX           363..375
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          380..382
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          390..392
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          395..408
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   HELIX           409..421
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          425..431
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          435..444
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   HELIX           445..448
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   HELIX           451..459
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          464..474
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          485..490
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   HELIX           498..504
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   HELIX           505..507
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          508..511
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          522..531
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          533..535
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   HELIX           542..546
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   HELIX           565..571
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          576..581
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   STRAND          584..591
FT                   /evidence="ECO:0007829|PDB:4ZCK"
FT   HELIX           594..601
FT                   /evidence="ECO:0007829|PDB:4ZCK"
SQ   SEQUENCE   607 AA;  67355 MW;  3B4DE3A514F95FFB CRC64;
     MIEKLRNIAI IAHVDHGKTT LVDKLLQQSG TFDSRAETQE RVMDSNDLEK ERGITILAKN
     TAIKWNDYRI NIVDTPGHAD FGGEVERVMS MVDSVLLVVD AFDGPMPQTR FVTKKAFAYG
     LKPIVVINKV DRPGARPDWV VDQVFDLFVN LDATDEQLDF PIVYASALNG IAGLDHEDMA
     EDMTPLYQAI VDHVPAPDVD LDGPFQMQIS QLDYNSYVGV IGIGRIKRGK VKPNQQVTII
     DSEGKTRNAK VGKVLGHLGL ERIETDLAEA GDIVAITGLG ELNISDTVCD TQNVEALPAL
     SVDEPTVSMF FCVNTSPFCG KEGKFVTSRQ ILDRLNKELV HNVALRVEET EDADAFRVSG
     RGELHLSVLI ENMRREGFEL AVSRPKVIFR EIDGRKQEPY ENVTLDVEEQ HQGSVMQALG
     ERKGDLKNMN PDGKGRVRLD YVIPSRGLIG FRSEFMTMTS GTGLLYSTFS HYDDVRPGEV
     GQRQNGVLIS NGQGKAVAFA LFGLQDRGKL FLGHGAEVYE GQIIGIHSRS NDLTVNCLTG
     KKLTNMRASG TDEAVVLVPP IRMTLEQALE FIDDDELVEV TPTSIRIRKR HLTENDRRRA
     NRAPKDD
 
 
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