ID   PYRB_LACAC              Reviewed;         318 AA.
AC   Q5FJB7;
DT   12-APR-2005, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2005, sequence version 1.
DT   03-AUG-2022, entry version 89.
DE   RecName: Full=Aspartate carbamoyltransferase {ECO:0000255|HAMAP-Rule:MF_00001};
DE            EC=2.1.3.2 {ECO:0000255|HAMAP-Rule:MF_00001};
DE   AltName: Full=Aspartate transcarbamylase {ECO:0000255|HAMAP-Rule:MF_00001};
DE            Short=ATCase {ECO:0000255|HAMAP-Rule:MF_00001};
GN   Name=pyrB {ECO:0000255|HAMAP-Rule:MF_00001}; OrderedLocusNames=LBA1382;
OS   Lactobacillus acidophilus (strain ATCC 700396 / NCK56 / N2 / NCFM).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC   Lactobacillus.
OX   NCBI_TaxID=272621;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 700396 / NCK56 / N2 / NCFM;
RX   PubMed=15671160; DOI=10.1073/pnas.0409188102;
RA   Altermann E., Russell W.M., Azcarate-Peril M.A., Barrangou R., Buck B.L.,
RA   McAuliffe O., Souther N., Dobson A., Duong T., Callanan M., Lick S.,
RA   Hamrick A., Cano R., Klaenhammer T.R.;
RT   "Complete genome sequence of the probiotic lactic acid bacterium
RT   Lactobacillus acidophilus NCFM.";
RL   Proc. Natl. Acad. Sci. U.S.A. 102:3906-3912(2005).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=carbamoyl phosphate + L-aspartate = H(+) + N-carbamoyl-L-
CC         aspartate + phosphate; Xref=Rhea:RHEA:20013, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:29991, ChEBI:CHEBI:32814, ChEBI:CHEBI:43474,
CC         ChEBI:CHEBI:58228; EC=2.1.3.2; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_00001};
CC   -!- PATHWAY: Pyrimidine metabolism; UMP biosynthesis via de novo pathway;
CC       (S)-dihydroorotate from bicarbonate: step 2/3. {ECO:0000255|HAMAP-
CC       Rule:MF_00001}.
CC   -!- SIMILARITY: Belongs to the aspartate/ornithine carbamoyltransferase
CC       superfamily. ATCase family. {ECO:0000255|HAMAP-Rule:MF_00001}.
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DR   EMBL; CP000033; AAV43207.1; -; Genomic_DNA.
DR   RefSeq; WP_003548032.1; NC_006814.3.
DR   RefSeq; YP_194238.1; NC_006814.3.
DR   AlphaFoldDB; Q5FJB7; -.
DR   SMR; Q5FJB7; -.
DR   STRING; 272621.LBA1382; -.
DR   EnsemblBacteria; AAV43207; AAV43207; LBA1382.
DR   GeneID; 56942961; -.
DR   KEGG; lac:LBA1382; -.
DR   PATRIC; fig|272621.13.peg.1308; -.
DR   eggNOG; COG0540; Bacteria.
DR   HOGENOM; CLU_043846_2_1_9; -.
DR   OMA; FPTEREY; -.
DR   BioCyc; LACI272621:G1G49-1356-MON; -.
DR   UniPathway; UPA00070; UER00116.
DR   Proteomes; UP000006381; Chromosome.
DR   GO; GO:0016597; F:amino acid binding; IEA:InterPro.
DR   GO; GO:0004070; F:aspartate carbamoyltransferase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006207; P:'de novo' pyrimidine nucleobase biosynthetic process; IEA:InterPro.
DR   GO; GO:0044205; P:'de novo' UMP biosynthetic process; IEA:UniProtKB-UniPathway.
DR   GO; GO:0006520; P:cellular amino acid metabolic process; IEA:InterPro.
DR   Gene3D; 3.40.50.1370; -; 2.
DR   HAMAP; MF_00001; Asp_carb_tr; 1.
DR   InterPro; IPR006132; Asp/Orn_carbamoyltranf_P-bd.
DR   InterPro; IPR006130; Asp/Orn_carbamoylTrfase.
DR   InterPro; IPR036901; Asp/Orn_carbamoylTrfase_sf.
DR   InterPro; IPR002082; Asp_carbamoyltransf.
DR   InterPro; IPR006131; Asp_carbamoyltransf_Asp/Orn-bd.
DR   PANTHER; PTHR11405:SF16; PTHR11405:SF16; 1.
DR   Pfam; PF00185; OTCace; 1.
DR   Pfam; PF02729; OTCace_N; 1.
DR   PRINTS; PR00100; AOTCASE.
DR   SUPFAM; SSF53671; SSF53671; 1.
DR   TIGRFAMs; TIGR00670; asp_carb_tr; 1.
PE   3: Inferred from homology;
KW   Pyrimidine biosynthesis; Reference proteome; Transferase.
FT   CHAIN           1..318
FT                   /note="Aspartate carbamoyltransferase"
FT                   /id="PRO_0000113143"
SQ   SEQUENCE   318 AA;  36553 MW;  5CBC36B999ABAAD8 CRC64;
     MENLNLVSLP HFVNVENLDV EEVEALIKRA EYFKKGGATP RLTTPVYITN MFFEDSSRTH
     TSFEMAERKL GLIVIPFDPA HSSVNKGETL YDTSLIMDAL GVNIEVIRHS RNEYYNDLID
     LKEHQHLNMG IINAGDGSGQ HPSQCMLDMM TIHEHFGHFK DLKVAIVGDI TNSRVAKSDM
     ELLTRLGAKV YFSGPSYWYD KEFDKYGKFE ELDKLIPDMD VMMLLRVQHE RHADDPNEKA
     FDAQEYHEKY GINHKRYEEL KPDTIIMHPG PINHDVELSG NLVESKKCMF VRQMQNGVFM
     RMAMIEAVLR GRKLGGLE