HIS3_RHOJR
ID HIS3_RHOJR Reviewed; 114 AA.
AC Q0SHY8;
DT 05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT 05-SEP-2006, sequence version 1.
DT 03-AUG-2022, entry version 103.
DE RecName: Full=Phosphoribosyl-AMP cyclohydrolase {ECO:0000255|HAMAP-Rule:MF_01021};
DE Short=PRA-CH {ECO:0000255|HAMAP-Rule:MF_01021};
DE EC=3.5.4.19 {ECO:0000255|HAMAP-Rule:MF_01021};
GN Name=hisI {ECO:0000255|HAMAP-Rule:MF_01021};
GN OrderedLocusNames=RHA1_ro01021;
OS Rhodococcus jostii (strain RHA1).
OC Bacteria; Actinobacteria; Corynebacteriales; Nocardiaceae; Rhodococcus.
OX NCBI_TaxID=101510;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=RHA1;
RX PubMed=17030794; DOI=10.1073/pnas.0607048103;
RA McLeod M.P., Warren R.L., Hsiao W.W.L., Araki N., Myhre M., Fernandes C.,
RA Miyazawa D., Wong W., Lillquist A.L., Wang D., Dosanjh M., Hara H.,
RA Petrescu A., Morin R.D., Yang G., Stott J.M., Schein J.E., Shin H.,
RA Smailus D., Siddiqui A.S., Marra M.A., Jones S.J.M., Holt R.,
RA Brinkman F.S.L., Miyauchi K., Fukuda M., Davies J.E., Mohn W.W.,
RA Eltis L.D.;
RT "The complete genome of Rhodococcus sp. RHA1 provides insights into a
RT catabolic powerhouse.";
RL Proc. Natl. Acad. Sci. U.S.A. 103:15582-15587(2006).
CC -!- FUNCTION: Catalyzes the hydrolysis of the adenine ring of
CC phosphoribosyl-AMP. {ECO:0000255|HAMAP-Rule:MF_01021}.
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_01021};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01021};
CC Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000255|HAMAP-Rule:MF_01021};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01021};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_01021};
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_01021}.
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01021}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01021}.
CC -!- SIMILARITY: Belongs to the PRA-CH family. {ECO:0000255|HAMAP-
CC Rule:MF_01021}.
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DR EMBL; CP000431; ABG92848.1; -; Genomic_DNA.
DR RefSeq; WP_009473672.1; NC_008268.1.
DR AlphaFoldDB; Q0SHY8; -.
DR SMR; Q0SHY8; -.
DR STRING; 101510.RHA1_ro01021; -.
DR EnsemblBacteria; ABG92848; ABG92848; RHA1_ro01021.
DR KEGG; rha:RHA1_ro01021; -.
DR eggNOG; COG0139; Bacteria.
DR HOGENOM; CLU_048577_5_1_11; -.
DR OMA; TGYRSCF; -.
DR UniPathway; UPA00031; UER00008.
DR Proteomes; UP000008710; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004635; F:phosphoribosyl-AMP cyclohydrolase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0000105; P:histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.10.20.810; -; 1.
DR HAMAP; MF_01021; HisI; 1.
DR InterPro; IPR026660; PRA-CH.
DR InterPro; IPR002496; PRib_AMP_CycHydrolase_dom.
DR InterPro; IPR038019; PRib_AMP_CycHydrolase_sf.
DR Pfam; PF01502; PRA-CH; 1.
DR SUPFAM; SSF141734; SSF141734; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis; Cytoplasm; Histidine biosynthesis; Hydrolase;
KW Magnesium; Metal-binding; Reference proteome; Zinc.
FT CHAIN 1..114
FT /note="Phosphoribosyl-AMP cyclohydrolase"
FT /id="PRO_1000063433"
FT BINDING 80
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01021"
FT BINDING 81
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="ligand shared between dimeric partners"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01021"
FT BINDING 82
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01021"
FT BINDING 84
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01021"
FT BINDING 97
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="ligand shared between dimeric partners"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01021"
FT BINDING 104
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="ligand shared between dimeric partners"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01021"
SQ SEQUENCE 114 AA; 12653 MW; 5E5557F36D659EBF CRC64;
MSLDPAIASR LKRNEAGLFS AVAQERSTGD VLMVAWMDDE ALARTLDTRK GTYYSRSRQQ
YWVKGETSGH TQYVHEVRLD CDGDTVLLVV DQEGAACHTG THTCFDTDVL LAVE
