ID   OAT_STACT               Reviewed;         396 AA.
AC   B9DIU0;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   24-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 86.
DE   RecName: Full=Ornithine aminotransferase {ECO:0000255|HAMAP-Rule:MF_01689};
DE            Short=OAT {ECO:0000255|HAMAP-Rule:MF_01689};
DE            EC=2.6.1.13 {ECO:0000255|HAMAP-Rule:MF_01689};
DE   AltName: Full=Ornithine--oxo-acid aminotransferase {ECO:0000255|HAMAP-Rule:MF_01689};
GN   Name=rocD {ECO:0000255|HAMAP-Rule:MF_01689}; OrderedLocusNames=Sca_0565;
OS   Staphylococcus carnosus (strain TM300).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC   Staphylococcus.
OX   NCBI_TaxID=396513;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=TM300;
RX   PubMed=19060169; DOI=10.1128/aem.01982-08;
RA   Rosenstein R., Nerz C., Biswas L., Resch A., Raddatz G., Schuster S.C.,
RA   Goetz F.;
RT   "Genome analysis of the meat starter culture bacterium Staphylococcus
RT   carnosus TM300.";
RL   Appl. Environ. Microbiol. 75:811-822(2009).
CC   -!- FUNCTION: Catalyzes the interconversion of ornithine to glutamate
CC       semialdehyde. {ECO:0000255|HAMAP-Rule:MF_01689}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a 2-oxocarboxylate + L-ornithine = an L-alpha-amino acid + L-
CC         glutamate 5-semialdehyde; Xref=Rhea:RHEA:13877, ChEBI:CHEBI:35179,
CC         ChEBI:CHEBI:46911, ChEBI:CHEBI:58066, ChEBI:CHEBI:59869; EC=2.6.1.13;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01689};
CC   -!- COFACTOR:
CC       Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01689};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-proline biosynthesis; L-glutamate
CC       5-semialdehyde from L-ornithine: step 1/1. {ECO:0000255|HAMAP-
CC       Rule:MF_01689}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01689}.
CC   -!- SIMILARITY: Belongs to the class-III pyridoxal-phosphate-dependent
CC       aminotransferase family. OAT subfamily. {ECO:0000255|HAMAP-
CC       Rule:MF_01689}.
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DR   EMBL; AM295250; CAL27479.1; -; Genomic_DNA.
DR   RefSeq; WP_015899823.1; NC_012121.1.
DR   AlphaFoldDB; B9DIU0; -.
DR   SMR; B9DIU0; -.
DR   STRING; 396513.SCA_0565; -.
DR   KEGG; sca:SCA_0565; -.
DR   eggNOG; COG4992; Bacteria.
DR   HOGENOM; CLU_016922_10_3_9; -.
DR   OMA; DVFPRFA; -.
DR   OrthoDB; 572533at2; -.
DR   BioCyc; SCAR396513:SCA_RS02890-MON; -.
DR   UniPathway; UPA00098; UER00358.
DR   Proteomes; UP000000444; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0050155; F:ornithine(lysine) transaminase activity; IEA:UniProtKB-EC.
DR   GO; GO:0004587; F:ornithine-oxo-acid transaminase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0030170; F:pyridoxal phosphate binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0055129; P:L-proline biosynthetic process; IEA:UniProtKB-UniPathway.
DR   CDD; cd00610; OAT_like; 1.
DR   Gene3D; 3.40.640.10; -; 1.
DR   Gene3D; 3.90.1150.10; -; 1.
DR   HAMAP; MF_01689; Ornith_aminotrans_3; 1.
DR   InterPro; IPR005814; Aminotrans_3.
DR   InterPro; IPR010164; Orn_aminotrans.
DR   InterPro; IPR034757; Ornith_aminotrans_bact.
DR   InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR   InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR   InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR   PANTHER; PTHR11986:SF18; PTHR11986:SF18; 1.
DR   Pfam; PF00202; Aminotran_3; 1.
DR   PIRSF; PIRSF000521; Transaminase_4ab_Lys_Orn; 1.
DR   SUPFAM; SSF53383; SSF53383; 1.
DR   TIGRFAMs; TIGR01885; Orn_aminotrans; 1.
DR   PROSITE; PS00600; AA_TRANSFER_CLASS_3; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Aminotransferase; Cytoplasm; Proline biosynthesis;
KW   Pyridoxal phosphate; Transferase.
FT   CHAIN           1..396
FT                   /note="Ornithine aminotransferase"
FT                   /id="PRO_1000187441"
FT   MOD_RES         255
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01689"
SQ   SEQUENCE   396 AA;  43469 MW;  17C09FAF2E87D851 CRC64;
     MTKSEDIIKK TEHYGAPNYK PLPIVISEAE GIWITDPEGN KYMDMLAAYS AVNQGHRHPK
     VIEALKEQAD KVTLVSRAFN SDNLGDWYEK VSELTGKEKV LPMNTGAEAV ETAVKAARRW
     AYEHKDIEPD KAEIIAFNGN FHGRTMAPVS LSSEAEYQRG YGPLLEGFLK VDFGDVDQLK
     DAINENTAAI LVEPIQGEAG INVPPEGYLK EIRKLADENN ILFIADEIQS GLGRSGKTFA
     TDWDGVKLDV YILGKALGGG VLPISAVAAD SEVLDVFTPG SHGSTFGGNP LAAAVSIAAL
     DVLEDEKLAE RSRELGEYFQ DELKKIDNPV IKEVRGRGLF IGVELNEDAR PYAEALKEEG
     LLCKETHDTV IRFAPPLIIT KEEIDDALER IKKVFS