ID   HIS2_PROMP              Reviewed;         221 AA.
AC   Q7TUC7;
DT   15-MAR-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2003, sequence version 1.
DT   25-MAY-2022, entry version 105.
DE   RecName: Full=Histidine biosynthesis bifunctional protein HisIE {ECO:0000255|HAMAP-Rule:MF_01019};
DE   Includes:
DE     RecName: Full=Phosphoribosyl-AMP cyclohydrolase {ECO:0000255|HAMAP-Rule:MF_01019};
DE              Short=PRA-CH {ECO:0000255|HAMAP-Rule:MF_01019};
DE              EC=3.5.4.19 {ECO:0000255|HAMAP-Rule:MF_01019};
DE   Includes:
DE     RecName: Full=Phosphoribosyl-ATP pyrophosphatase {ECO:0000255|HAMAP-Rule:MF_01019};
DE              Short=PRA-PH {ECO:0000255|HAMAP-Rule:MF_01019};
DE              EC=3.6.1.31 {ECO:0000255|HAMAP-Rule:MF_01019};
GN   Name=hisI {ECO:0000255|HAMAP-Rule:MF_01019};
GN   Synonyms=hisIE {ECO:0000255|HAMAP-Rule:MF_01019};
GN   OrderedLocusNames=PMM0578;
OS   Prochlorococcus marinus subsp. pastoris (strain CCMP1986 / NIES-2087 /
OS   MED4).
OC   Bacteria; Cyanobacteria; Synechococcales; Prochlorococcaceae;
OC   Prochlorococcus.
OX   NCBI_TaxID=59919;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CCMP1986 / NIES-2087 / MED4;
RX   PubMed=12917642; DOI=10.1038/nature01947;
RA   Rocap G., Larimer F.W., Lamerdin J.E., Malfatti S., Chain P., Ahlgren N.A.,
RA   Arellano A., Coleman M., Hauser L., Hess W.R., Johnson Z.I., Land M.L.,
RA   Lindell D., Post A.F., Regala W., Shah M., Shaw S.L., Steglich C.,
RA   Sullivan M.B., Ting C.S., Tolonen A., Webb E.A., Zinser E.R.,
RA   Chisholm S.W.;
RT   "Genome divergence in two Prochlorococcus ecotypes reflects oceanic niche
RT   differentiation.";
RL   Nature 424:1042-1047(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         Evidence={ECO:0000255|HAMAP-Rule:MF_01019};
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; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_01019};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC       from 5-phospho-alpha-D-ribose 1-diphosphate: step 2/9.
CC       {ECO:0000255|HAMAP-Rule:MF_01019}.
CC   -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC       from 5-phospho-alpha-D-ribose 1-diphosphate: step 3/9.
CC       {ECO:0000255|HAMAP-Rule:MF_01019}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01019}.
CC   -!- SIMILARITY: In the N-terminal section; belongs to the PRA-CH family.
CC       {ECO:0000255|HAMAP-Rule:MF_01019}.
CC   -!- SIMILARITY: In the C-terminal section; belongs to the PRA-PH family.
CC       {ECO:0000255|HAMAP-Rule:MF_01019}.
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DR   EMBL; BX548174; CAE19037.1; -; Genomic_DNA.
DR   RefSeq; WP_011132212.1; NC_005072.1.
DR   AlphaFoldDB; Q7TUC7; -.
DR   SMR; Q7TUC7; -.
DR   STRING; 59919.PMM0578; -.
DR   EnsemblBacteria; CAE19037; CAE19037; PMM0578.
DR   KEGG; pmm:PMM0578; -.
DR   eggNOG; COG0139; Bacteria.
DR   eggNOG; COG0140; Bacteria.
DR   HOGENOM; CLU_048577_3_1_3; -.
DR   OMA; ERSCFHQ; -.
DR   OrthoDB; 1842189at2; -.
DR   UniPathway; UPA00031; UER00007.
DR   UniPathway; UPA00031; UER00008.
DR   Proteomes; UP000001026; 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_01020; HisE; 1.
DR   HAMAP; MF_01021; HisI; 1.
DR   HAMAP; MF_01019; HisIE; 1.
DR   InterPro; IPR023019; His_synth_HisIE.
DR   InterPro; IPR008179; HisE.
DR   InterPro; IPR026660; PRA-CH.
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.
FT   CHAIN           1..221
FT                   /note="Histidine biosynthesis bifunctional protein HisIE"
FT                   /id="PRO_0000136425"
FT   REGION          1..129
FT                   /note="Phosphoribosyl-AMP cyclohydrolase"
FT   REGION          130..221
FT                   /note="Phosphoribosyl-ATP pyrophosphohydrolase"
SQ   SEQUENCE   221 AA;  25197 MW;  E7E3F7C964AE14C6 CRC64;
     MAYSKNFSIE ELRFDNKGLI PAIAQDWLDG SILMLAWMNK ESLNKTLETR NVHYWSRSRS
     EIWRKGATSG STQFLKEIRF DCDNDALVLS IEQNGSGACH TGEKSCFFNE IDSISMNKTA
     KKTSPFSNIC SELFDTLHER SINPLEKSYT NHLLTKGSNT ILKKIGEETA EFIMACKDND
     KDEIANEASD IIYHLQVALI YKGVKWRDVL NVLESRRGKN N