HIS2_BUCBP
ID HIS2_BUCBP Reviewed; 206 AA.
AC Q89AX6;
DT 16-JUN-2003, integrated into UniProtKB/Swiss-Prot.
DT 16-JUN-2003, sequence version 1.
DT 03-AUG-2022, entry version 114.
DE RecName: Full=Histidine biosynthesis bifunctional protein HisIE;
DE Includes:
DE RecName: Full=Phosphoribosyl-AMP cyclohydrolase;
DE Short=PRA-CH;
DE EC=3.5.4.19;
DE Includes:
DE RecName: Full=Phosphoribosyl-ATP pyrophosphatase;
DE Short=PRA-PH;
DE EC=3.6.1.31;
GN Name=hisI; Synonyms=hisIE; OrderedLocusNames=bbp_100;
OS Buchnera aphidicola subsp. Baizongia pistaciae (strain Bp).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Erwiniaceae; Buchnera.
OX NCBI_TaxID=224915;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Bp;
RX PubMed=12522265; DOI=10.1073/pnas.0235981100;
RA van Ham R.C.H.J., Kamerbeek J., Palacios C., Rausell C., Abascal F.,
RA Bastolla U., Fernandez J.M., Jimenez L., Postigo M., Silva F.J.,
RA Tamames J., Viguera E., Latorre A., Valencia A., Moran F., Moya A.;
RT "Reductive genome evolution in Buchnera aphidicola.";
RL Proc. Natl. Acad. Sci. U.S.A. 100:581-586(2003).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=1-(5-phospho-beta-D-ribosyl)-ATP + H2O = 1-(5-phospho-beta-D-
CC ribosyl)-5'-AMP + diphosphate + H(+); Xref=Rhea:RHEA:22828,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:59457, ChEBI:CHEBI:73183; EC=3.6.1.31;
CC -!- CATALYTIC ACTIVITY:
CC Reaction=1-(5-phospho-beta-D-ribosyl)-5'-AMP + H2O = 1-(5-phospho-beta-
CC D-ribosyl)-5-[(5-phospho-beta-D-
CC ribosylamino)methylideneamino]imidazole-4-carboxamide;
CC Xref=Rhea:RHEA:20049, ChEBI:CHEBI:15377, ChEBI:CHEBI:58435,
CC ChEBI:CHEBI:59457; EC=3.5.4.19;
CC -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC from 5-phospho-alpha-D-ribose 1-diphosphate: step 2/9.
CC -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC from 5-phospho-alpha-D-ribose 1-diphosphate: step 3/9.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000250}.
CC -!- SIMILARITY: In the N-terminal section; belongs to the PRA-CH family.
CC {ECO:0000305}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the PRA-PH family.
CC {ECO:0000305}.
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DR EMBL; AE016826; AAO26835.1; -; Genomic_DNA.
DR RefSeq; WP_011091236.1; NC_004545.1.
DR AlphaFoldDB; Q89AX6; -.
DR SMR; Q89AX6; -.
DR STRING; 224915.bbp_100; -.
DR PRIDE; Q89AX6; -.
DR EnsemblBacteria; AAO26835; AAO26835; bbp_100.
DR GeneID; 56470644; -.
DR KEGG; bab:bbp_100; -.
DR eggNOG; COG0139; Bacteria.
DR eggNOG; COG0140; Bacteria.
DR HOGENOM; CLU_048577_3_1_6; -.
DR OMA; ERSCFHQ; -.
DR OrthoDB; 1842189at2; -.
DR UniPathway; UPA00031; UER00007.
DR UniPathway; UPA00031; UER00008.
DR Proteomes; UP000000601; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0004635; F:phosphoribosyl-AMP cyclohydrolase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004636; F:phosphoribosyl-ATP diphosphatase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000105; P:histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd11534; NTP-PPase_HisIE_like; 1.
DR Gene3D; 3.10.20.810; -; 1.
DR HAMAP; MF_01019; HisIE; 1.
DR InterPro; IPR023019; His_synth_HisIE.
DR InterPro; IPR008179; HisE.
DR InterPro; IPR021130; PRib-ATP_PPHydrolase-like.
DR InterPro; IPR002496; PRib_AMP_CycHydrolase_dom.
DR InterPro; IPR038019; PRib_AMP_CycHydrolase_sf.
DR Pfam; PF01502; PRA-CH; 1.
DR Pfam; PF01503; PRA-PH; 1.
DR SUPFAM; SSF141734; SSF141734; 1.
DR TIGRFAMs; TIGR03188; histidine_hisI; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis; ATP-binding; Cytoplasm; Histidine biosynthesis;
KW Hydrolase; Multifunctional enzyme; Nucleotide-binding; Reference proteome.
FT CHAIN 1..206
FT /note="Histidine biosynthesis bifunctional protein HisIE"
FT /id="PRO_0000136407"
FT REGION 1..114
FT /note="Phosphoribosyl-AMP cyclohydrolase"
FT REGION 115..206
FT /note="Phosphoribosyl-ATP pyrophosphohydrolase"
SQ SEQUENCE 206 AA; 23962 MW; 2E08D659425DE50B CRC64;
MLKKINFIDI NWNKVDNMLP VVIQHNLSGK VLMHGYMNQE ALKRTQNEGI VTFYSRTKQR
LWTKGETSKN FLYVTDIRLD CDQDALLIFV RPVGKTCHLN HVSCFQVPSE NLFFLHDLDC
MLKFKKHYGL ENSYTFNLHK NGVNRIAQKV AEEAIETAIS AVSKNKVELI NESSDLVYHL
LVLLHSYDLD LYDVIKNLKM RSNKQV
