PYRI_ECOL6
ID PYRI_ECOL6 Reviewed; 153 AA.
AC P0A7F4; P00478;
DT 21-JUL-1986, integrated into UniProtKB/Swiss-Prot.
DT 23-JAN-2007, sequence version 2.
DT 03-AUG-2022, entry version 90.
DE RecName: Full=Aspartate carbamoyltransferase regulatory chain;
GN Name=pyrI; OrderedLocusNames=c5344;
OS Escherichia coli O6:H1 (strain CFT073 / ATCC 700928 / UPEC).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Escherichia.
OX NCBI_TaxID=199310;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CFT073 / ATCC 700928 / UPEC;
RX PubMed=12471157; DOI=10.1073/pnas.252529799;
RA Welch R.A., Burland V., Plunkett G. III, Redford P., Roesch P., Rasko D.,
RA Buckles E.L., Liou S.-R., Boutin A., Hackett J., Stroud D., Mayhew G.F.,
RA Rose D.J., Zhou S., Schwartz D.C., Perna N.T., Mobley H.L.T.,
RA Donnenberg M.S., Blattner F.R.;
RT "Extensive mosaic structure revealed by the complete genome sequence of
RT uropathogenic Escherichia coli.";
RL Proc. Natl. Acad. Sci. U.S.A. 99:17020-17024(2002).
CC -!- FUNCTION: Involved in allosteric regulation of aspartate
CC carbamoyltransferase. {ECO:0000250}.
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105; Evidence={ECO:0000250};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000250};
CC -!- SUBUNIT: Heterododecamer (2C3:3R2) of six catalytic PyrB chains
CC organized as two trimers (C3), and six regulatory PyrI chains organized
CC as three dimers (R2). {ECO:0000250}.
CC -!- SIMILARITY: Belongs to the PyrI family. {ECO:0000305}.
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; AE014075; AAN83765.1; -; Genomic_DNA.
DR RefSeq; WP_000148581.1; NC_004431.1.
DR AlphaFoldDB; P0A7F4; -.
DR SMR; P0A7F4; -.
DR STRING; 199310.c5344; -.
DR EnsemblBacteria; AAN83765; AAN83765; c5344.
DR GeneID; 67414869; -.
DR KEGG; ecc:c5344; -.
DR eggNOG; COG1781; Bacteria.
DR HOGENOM; CLU_128576_0_0_6; -.
DR OMA; CPNRNCI; -.
DR BioCyc; ECOL199310:C5344-MON; -.
DR Proteomes; UP000001410; Chromosome.
DR GO; GO:0009347; C:aspartate carbamoyltransferase complex; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006207; P:'de novo' pyrimidine nucleobase biosynthetic process; IEA:InterPro.
DR GO; GO:0006221; P:pyrimidine nucleotide biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.30.70.140; -; 1.
DR HAMAP; MF_00002; Asp_carb_tr_reg; 1.
DR InterPro; IPR020545; Asp_carbamoyltransf_reg_N.
DR InterPro; IPR002801; Asp_carbamoylTrfase_reg.
DR InterPro; IPR020542; Asp_carbamoyltrfase_reg_C.
DR InterPro; IPR036792; Asp_carbatrfase_reg_C_sf.
DR InterPro; IPR036793; Asp_carbatrfase_reg_N_sf.
DR PANTHER; PTHR35805; PTHR35805; 1.
DR Pfam; PF01948; PyrI; 1.
DR Pfam; PF02748; PyrI_C; 1.
DR SUPFAM; SSF54893; SSF54893; 1.
DR SUPFAM; SSF57825; SSF57825; 1.
DR TIGRFAMs; TIGR00240; ATCase_reg; 1.
PE 3: Inferred from homology;
KW Metal-binding; Pyrimidine biosynthesis; Zinc.
FT INIT_MET 1
FT /note="Removed"
FT /evidence="ECO:0000250"
FT CHAIN 2..153
FT /note="Aspartate carbamoyltransferase regulatory chain"
FT /id="PRO_0000142305"
FT BINDING 109
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250"
FT BINDING 114
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250"
FT BINDING 138
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250"
FT BINDING 141
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000250"
SQ SEQUENCE 153 AA; 17121 MW; 81A1631614E549EA CRC64;
MTHDNKLQVE AIKRGTVIDH IPAQIGFKLL SLFKLTETDQ RITIGLNLPS GEMGRKDLIK
IENTFLSEDQ VDQLALYAPQ ATVNRIDNYE VVGKSRPSLP ERIDNVLVCP NSNCISHAEP
VSSSFAVRKR ANDIALKCKY CEKEFSHNVV LAN
