ID   HIS81_BACCR             Reviewed;         370 AA.
AC   Q81FQ1;
DT   15-DEC-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2003, sequence version 1.
DT   25-MAY-2022, entry version 109.
DE   RecName: Full=Histidinol-phosphate aminotransferase 1;
DE            EC=2.6.1.9;
DE   AltName: Full=Imidazole acetol-phosphate transaminase 1;
GN   Name=hisC1; OrderedLocusNames=BC_1518;
OS   Bacillus cereus (strain ATCC 14579 / DSM 31 / CCUG 7414 / JCM 2152 / NBRC
OS   15305 / NCIMB 9373 / NCTC 2599 / NRRL B-3711).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Bacillus;
OC   Bacillus cereus group.
OX   NCBI_TaxID=226900;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 14579 / DSM 31 / CCUG 7414 / JCM 2152 / NBRC 15305 / NCIMB 9373
RC   / NCTC 2599 / NRRL B-3711;
RX   PubMed=12721630; DOI=10.1038/nature01582;
RA   Ivanova N., Sorokin A., Anderson I., Galleron N., Candelon B., Kapatral V.,
RA   Bhattacharyya A., Reznik G., Mikhailova N., Lapidus A., Chu L., Mazur M.,
RA   Goltsman E., Larsen N., D'Souza M., Walunas T., Grechkin Y., Pusch G.,
RA   Haselkorn R., Fonstein M., Ehrlich S.D., Overbeek R., Kyrpides N.C.;
RT   "Genome sequence of Bacillus cereus and comparative analysis with Bacillus
RT   anthracis.";
RL   Nature 423:87-91(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;
CC   -!- COFACTOR:
CC       Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC         Evidence={ECO:0000250};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC       from 5-phospho-alpha-D-ribose 1-diphosphate: step 7/9.
CC   -!- SUBUNIT: Homodimer. {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the class-II pyridoxal-phosphate-dependent
CC       aminotransferase family. Histidinol-phosphate aminotransferase
CC       subfamily. {ECO:0000305}.
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DR   EMBL; AE016877; AAP08498.1; -; Genomic_DNA.
DR   RefSeq; NP_831297.1; NC_004722.1.
DR   RefSeq; WP_001264019.1; NZ_CP034551.1.
DR   AlphaFoldDB; Q81FQ1; -.
DR   SMR; Q81FQ1; -.
DR   STRING; 226900.BC_1518; -.
DR   EnsemblBacteria; AAP08498; AAP08498; BC_1518.
DR   KEGG; bce:BC1518; -.
DR   PATRIC; fig|226900.8.peg.1495; -.
DR   HOGENOM; CLU_017584_3_3_9; -.
DR   OMA; IWLNANE; -.
DR   UniPathway; UPA00031; UER00012.
DR   Proteomes; UP000001417; 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..370
FT                   /note="Histidinol-phosphate aminotransferase 1"
FT                   /id="PRO_0000153301"
FT   MOD_RES         222
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   370 AA;  41620 MW;  5CF1BD42152BC048 CRC64;
     MRVKEQLLTL RAYVPGKNIE EVKREYGLSK IVKLASNENP FGCSARVTEA LTSLASQYAL
     YPDGYAFELR TKIAEHLGVK AEQLLFGSGL DEVIQMISRA LLHEGTNVVM ANPTFSQYHH
     HAVIEGAEVR EVSLKDGIHD LDAMLEQVDE KTKIVWICNP NNPTGTYVEK QKLLSFLESV
     PKSALVIMDE AYYEYAEAED YPQTLPLLEK YENLMVLRTF SKAYGLAAFR IGYAIGDAKL
     IGQLEVARLP FNTSTVAQSV ALAALEDQAF LQDCVQKNAE GLNQYYAFCK EYNVFYYPSQ
     TNFIFLKLGI PGNEAFERLM KKGYIVRSGA AFGIDDGIRI TVGLKEENDE IIELLKELVN
     EQVQKEETYS