ID   HIS8_BACTN              Reviewed;         346 AA.
AC   Q8ABA8;
DT   26-APR-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2003, sequence version 1.
DT   03-AUG-2022, entry version 112.
DE   RecName: Full=Histidinol-phosphate aminotransferase {ECO:0000255|HAMAP-Rule:MF_01023};
DE            EC=2.6.1.9 {ECO:0000255|HAMAP-Rule:MF_01023};
DE   AltName: Full=Imidazole acetol-phosphate transaminase {ECO:0000255|HAMAP-Rule:MF_01023};
GN   Name=hisC {ECO:0000255|HAMAP-Rule:MF_01023}; OrderedLocusNames=BT_0202;
OS   Bacteroides thetaiotaomicron (strain ATCC 29148 / DSM 2079 / JCM 5827 /
OS   CCUG 10774 / NCTC 10582 / VPI-5482 / E50).
OC   Bacteria; Bacteroidetes; Bacteroidia; Bacteroidales; Bacteroidaceae;
OC   Bacteroides.
OX   NCBI_TaxID=226186;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 29148 / DSM 2079 / JCM 5827 / CCUG 10774 / NCTC 10582 /
RC   VPI-5482 / E50;
RX   PubMed=12663928; DOI=10.1126/science.1080029;
RA   Xu J., Bjursell M.K., Himrod J., Deng S., Carmichael L.K., Chiang H.C.,
RA   Hooper L.V., Gordon J.I.;
RT   "A genomic view of the human-Bacteroides thetaiotaomicron symbiosis.";
RL   Science 299:2074-2076(2003).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2-oxoglutarate + L-histidinol phosphate = 3-(imidazol-4-yl)-2-
CC         oxopropyl phosphate + L-glutamate; Xref=Rhea:RHEA:23744,
CC         ChEBI:CHEBI:16810, ChEBI:CHEBI:29985, ChEBI:CHEBI:57766,
CC         ChEBI:CHEBI:57980; EC=2.6.1.9; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_01023};
CC   -!- COFACTOR:
CC       Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01023};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC       from 5-phospho-alpha-D-ribose 1-diphosphate: step 7/9.
CC       {ECO:0000255|HAMAP-Rule:MF_01023}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01023}.
CC   -!- SIMILARITY: Belongs to the class-II pyridoxal-phosphate-dependent
CC       aminotransferase family. Histidinol-phosphate aminotransferase
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_01023}.
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DR   EMBL; AE015928; AAO75309.1; -; Genomic_DNA.
DR   RefSeq; NP_809115.1; NC_004663.1.
DR   RefSeq; WP_008766231.1; NC_004663.1.
DR   AlphaFoldDB; Q8ABA8; -.
DR   SMR; Q8ABA8; -.
DR   STRING; 226186.BT_0202; -.
DR   PaxDb; Q8ABA8; -.
DR   PRIDE; Q8ABA8; -.
DR   EnsemblBacteria; AAO75309; AAO75309; BT_0202.
DR   GeneID; 60926166; -.
DR   KEGG; bth:BT_0202; -.
DR   PATRIC; fig|226186.12.peg.200; -.
DR   eggNOG; COG0079; Bacteria.
DR   HOGENOM; CLU_017584_3_1_10; -.
DR   InParanoid; Q8ABA8; -.
DR   OMA; IWLNANE; -.
DR   UniPathway; UPA00031; UER00012.
DR   Proteomes; UP000001414; Chromosome.
DR   GO; GO:0004400; F:histidinol-phosphate transaminase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0030170; F:pyridoxal phosphate binding; IEA:InterPro.
DR   GO; GO:0000105; P:histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.40.640.10; -; 1.
DR   Gene3D; 3.90.1150.10; -; 1.
DR   HAMAP; MF_01023; HisC_aminotrans_2; 1.
DR   InterPro; IPR001917; Aminotrans_II_pyridoxalP_BS.
DR   InterPro; IPR004839; Aminotransferase_I/II.
DR   InterPro; IPR005861; HisP_aminotrans.
DR   InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR   InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR   InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR   Pfam; PF00155; Aminotran_1_2; 1.
DR   SUPFAM; SSF53383; SSF53383; 1.
DR   TIGRFAMs; TIGR01141; hisC; 1.
DR   PROSITE; PS00599; AA_TRANSFER_CLASS_2; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Aminotransferase; Histidine biosynthesis;
KW   Pyridoxal phosphate; Reference proteome; Transferase.
FT   CHAIN           1..346
FT                   /note="Histidinol-phosphate aminotransferase"
FT                   /id="PRO_0000153314"
FT   MOD_RES         206
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01023"
SQ   SEQUENCE   346 AA;  39729 MW;  14021C6FC73F924B CRC64;
     MKTLQELTRP NIWKLKPYSS ARDEYKGAVA SVFLDANENP YNLPHNRYPD PMQWELKTLL
     SKIKKVSPQH IFLGNGSDEA IDLVFRAFCE PEKDNVVAID PTYGMYQVCA DVNNVEYRKV
     LLDENFQFSA EKLLAATDER TKLIFLCSPN NPTGNDLLRS EIEKILREFE GLVILDEAYN
     DFSEAPSFLE ELDKYPNLVV FQTFSKAWGC AAIRLGMAFA SEAIIGILSK IKYPYNVNQL
     TQQQAIAMLH KYYEIERWIK TLKEERDYLE EEFAKLSCTV RMYPSDSNFF LAKVTDAVKI
     YNYLVGEGII VRNRHSISLC CNCLRVTVGT RVENNTLLAA LKKYQG