ID   HIS8_CYTH3              Reviewed;         348 AA.
AC   Q11VM5;
DT   26-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   22-AUG-2006, sequence version 1.
DT   02-SEP-2026, entry version 103.
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};
GN   OrderedLocusNames=CHU_1269;
OS   Cytophaga hutchinsonii (strain ATCC 33406 / DSM 1761 / CIP 103989 / NBRC
OS   15051 / NCIMB 9469 / D465).
OC   Bacteria; Pseudomonadati; Bacteroidota; Cytophagia; Cytophagales;
OC   Cytophagaceae; Cytophaga.
OX   NCBI_TaxID=269798;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 33406 / DSM 1761 / JCM 20678 / CIP 103989 / IAM 12607 /
RC   NBRC 15051 / NCIMB 9469 / D465;
RX   PubMed=17400776; DOI=10.1128/aem.00225-07;
RA   Xie G., Bruce D.C., Challacombe J.F., Chertkov O., Detter J.C., Gilna P.,
RA   Han C.S., Lucas S., Misra M., Myers G.L., Richardson P., Tapia R.,
RA   Thayer N., Thompson L.S., Brettin T.S., Henrissat B., Wilson D.B.,
RA   McBride M.J.;
RT   "Genome sequence of the cellulolytic gliding bacterium Cytophaga
RT   hutchinsonii.";
RL   Appl. Environ. Microbiol. 73:3536-3546(2007).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=L-histidinol phosphate + 2-oxoglutarate = 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; CP000383; ABG58541.1; -; Genomic_DNA.
DR   RefSeq; WP_011584656.1; NC_008255.1.
DR   AlphaFoldDB; Q11VM5; -.
DR   SMR; Q11VM5; -.
DR   STRING; 269798.CHU_1269; -.
DR   KEGG; chu:CHU_1269; -.
DR   eggNOG; COG0079; Bacteria.
DR   HOGENOM; CLU_017584_3_1_10; -.
DR   OrthoDB; 9813612at2; -.
DR   UniPathway; UPA00031; UER00012.
DR   Proteomes; UP000001822; Chromosome.
DR   GO; GO:0004400; F:L-histidinol-phosphate:2-oxoglutarate transaminase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0030170; F:pyridoxal phosphate binding; IEA:InterPro.
DR   GO; GO:0000105; P:L-histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd00609; AAT_like; 1.
DR   Gene3D; 3.90.1150.10; Aspartate Aminotransferase, domain 1; 1.
DR   Gene3D; 3.40.640.10; Type I PLP-dependent aspartate aminotransferase-like (Major domain); 1.
DR   HAMAP; MF_01023; HisC_aminotrans_2; 1.
DR   InterPro; IPR001917; Aminotrans_II_pyridoxalP_BS.
DR   InterPro; IPR004839; Aminotransferase_I/II_large.
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   NCBIfam; TIGR01141; hisC; 1.
DR   PANTHER; PTHR42885:SF2; HISTIDINOL-PHOSPHATE AMINOTRANSFERASE; 1.
DR   PANTHER; PTHR42885; HISTIDINOL-PHOSPHATE AMINOTRANSFERASE-RELATED; 1.
DR   Pfam; PF00155; Aminotran_1_2; 1.
DR   SUPFAM; SSF53383; PLP-dependent transferases; 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..348
FT                   /note="Histidinol-phosphate aminotransferase"
FT                   /id="PRO_0000319753"
FT   MOD_RES         210
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01023"
SQ   SEQUENCE   348 AA;  38822 MW;  6A38D09C592C1AAE CRC64;
     MAFSLDSILR DNIKNAKPYS SARDEYKGTE GIFLDANENP YGSAIQKMVN RYPDPLQRDV
     KTALSALKNV SAEHIFFGNG SDEPIDLLIR ATCQPGKDSI LILPPTYGMY EVSAGINDVD
     IISVPLTKAF DLDVDAILAA VKTHTKIIFI CSPNNPTGNL MSEDKVKRIL NAFSGIVVVD
     EAYIDFADTK GFVPLLDQYP NMVVLQTFSK AWGMAALRLG TAFASKEIVS VLNKIKPPYN
     INLLTQEAAL EALQNVSVKD EMVYKILKQR DWLREELSKL PVCLELYPSD ANFILMRTAD
     GKKVYDYLVE HIVITRDRSK IILCEGCVRI TVGTEAENKR LLDVLKTY
//