(data stored in ACNUC7421 zone)

SWISSPROT: PUR9_PSEHT

ID   PUR9_PSEHT              Reviewed;         528 AA.
AC   Q3IIC3;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   08-NOV-2005, sequence version 1.
DT   07-JUN-2017, entry version 78.
DE   RecName: Full=Bifunctional purine biosynthesis protein PurH {ECO:0000255|HAMAP-Rule:MF_00139};
DE   Includes:
DE     RecName: Full=Phosphoribosylaminoimidazolecarboxamide formyltransferase {ECO:0000255|HAMAP-Rule:MF_00139};
DE              EC=2.1.2.3 {ECO:0000255|HAMAP-Rule:MF_00139};
DE     AltName: Full=AICAR transformylase {ECO:0000255|HAMAP-Rule:MF_00139};
DE   Includes:
DE     RecName: Full=IMP cyclohydrolase {ECO:0000255|HAMAP-Rule:MF_00139};
DE              EC=3.5.4.10 {ECO:0000255|HAMAP-Rule:MF_00139};
DE     AltName: Full=ATIC {ECO:0000255|HAMAP-Rule:MF_00139};
DE     AltName: Full=IMP synthase {ECO:0000255|HAMAP-Rule:MF_00139};
DE     AltName: Full=Inosinicase {ECO:0000255|HAMAP-Rule:MF_00139};
GN   Name=purH {ECO:0000255|HAMAP-Rule:MF_00139};
GN   OrderedLocusNames=PSHAa0345;
OS   Pseudoalteromonas haloplanktis (strain TAC 125).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Pseudoalteromonadaceae; Pseudoalteromonas.
OX   NCBI_TaxID=326442;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=TAC 125;
RX   PubMed=16169927; DOI=10.1101/gr.4126905;
RA   Medigue C., Krin E., Pascal G., Barbe V., Bernsel A., Bertin P.N.,
RA   Cheung F., Cruveiller S., D'Amico S., Duilio A., Fang G., Feller G.,
RA   Ho C., Mangenot S., Marino G., Nilsson J., Parrilli E., Rocha E.P.C.,
RA   Rouy Z., Sekowska A., Tutino M.L., Vallenet D., von Heijne G.,
RA   Danchin A.;
RT   "Coping with cold: the genome of the versatile marine Antarctica
RT   bacterium Pseudoalteromonas haloplanktis TAC125.";
RL   Genome Res. 15:1325-1335(2005).
CC   -!- CATALYTIC ACTIVITY: 10-formyltetrahydrofolate + 5-amino-1-(5-
CC       phospho-D-ribosyl)imidazole-4-carboxamide = tetrahydrofolate + 5-
CC       formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide.
CC       {ECO:0000255|HAMAP-Rule:MF_00139}.
CC   -!- CATALYTIC ACTIVITY: IMP + H(2)O = 5-formamido-1-(5-phospho-D-
CC       ribosyl)imidazole-4-carboxamide. {ECO:0000255|HAMAP-
CC       Rule:MF_00139}.
CC   -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway;
CC       5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide from 5-
CC       amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide (10-formyl
CC       THF route): step 1/1. {ECO:0000255|HAMAP-Rule:MF_00139}.
CC   -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway;
CC       IMP from 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-
CC       carboxamide: step 1/1. {ECO:0000255|HAMAP-Rule:MF_00139}.
CC   -!- DOMAIN: The IMP cyclohydrolase activity resides in the N-terminal
CC       region. {ECO:0000255|HAMAP-Rule:MF_00139}.
CC   -!- SIMILARITY: Belongs to the PurH family. {ECO:0000255|HAMAP-
CC       Rule:MF_00139}.
DR   EMBL; CR954246; CAI85443.1; -; Genomic_DNA.
DR   RefSeq; WP_011327057.1; NC_007481.1.
DR   ProteinModelPortal; Q3IIC3; -.
DR   SMR; Q3IIC3; -.
DR   STRING; 326442.PSHAa0345; -.
DR   EnsemblBacteria; CAI85443; CAI85443; PSHAa0345.
DR   KEGG; pha:PSHAa0345; -.
DR   PATRIC; fig|326442.8.peg.328; -.
DR   eggNOG; ENOG4105DC1; Bacteria.
DR   eggNOG; COG0138; LUCA.
DR   HOGENOM; HOG000230373; -.
DR   KO; K00602; -.
DR   OMA; DLLFAWK; -.
DR   OrthoDB; POG091H00UT; -.
DR   UniPathway; UPA00074; UER00133.
DR   UniPathway; UPA00074; UER00135.
DR   Proteomes; UP000006843; Chromosome I.
DR   GO; GO:0003937; F:IMP cyclohydrolase activity; IEA:UniProtKB-EC.
DR   GO; GO:0004643; F:phosphoribosylaminoimidazolecarboxamide formyltransferase activity; IEA:UniProtKB-EC.
DR   GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniPathway.
DR   Gene3D; 3.40.140.20; -; 2.
DR   Gene3D; 3.40.50.1380; -; 1.
DR   HAMAP; MF_00139; PurH; 1.
DR   InterPro; IPR024051; AICAR_Tfase_dom.
DR   InterPro; IPR002695; AICARFT_IMPCHas.
DR   InterPro; IPR016193; Cytidine_deaminase-like.
DR   InterPro; IPR011607; MGS-like_dom.
DR   PANTHER; PTHR11692; PTHR11692; 1.
DR   Pfam; PF01808; AICARFT_IMPCHas; 1.
DR   Pfam; PF02142; MGS; 1.
DR   PIRSF; PIRSF000414; AICARFT_IMPCHas; 1.
DR   SMART; SM00798; AICARFT_IMPCHas; 1.
DR   SMART; SM00851; MGS; 1.
DR   SUPFAM; SSF52335; SSF52335; 1.
DR   SUPFAM; SSF53927; SSF53927; 1.
DR   TIGRFAMs; TIGR00355; purH; 1.
PE   3: Inferred from homology;
DR   PRODOM; Q3IIC3.
DR   SWISS-2DPAGE; Q3IIC3.
KW   Complete proteome; Hydrolase; Multifunctional enzyme;
KW   Purine biosynthesis; Reference proteome; Transferase.
FT   CHAIN         1    528       Bifunctional purine biosynthesis protein
FT                                PurH.
FT                                /FTId=PRO_1000018939.
SQ   SEQUENCE   528 AA;  56965 MW;  21997ADC1AD995BA CRC64;
     MDTHRPIRRA LLSVSDKTGI VEFARALEAQ GVDILSTGGT CKLLADNGIK VTEVSDHTGH
     PEIMDGRVKT LHPKIHGGIL ARRGQDESVM AENNISAIDI VVVNLYPFAN TVAQENCSLE
     DAIENIDIGG PTMVRAAAKN HKDVTIVVNA SDYDRVISEM QSNKGSTTYK TRFDLAIAAY
     EHTAQYDGMI ANYFGKMVPD YTEEAAEDTK FPRTINMQFT KKQDMRYGEN SHQDAAFYVE
     NDIVEASVAT ATQLQGKALS FNNIADTDAA LECVKEFDVP ACVIVKHANP CGVSIGSNIL
     EAYERAFKTD PTSAFGGIIA FNQELDAATA EAIVERQFVE VIIAPSVSDA AAKIVSAKQN
     VRLLVCGQWT DKAAGQDIKR VNGGILVQDR DLGMVTQGDL KVVSKRQPTE QELKDLLFCW
     KVAKFVKSNA IVYARDGMTI GVGAGQMSRV YSAKIAGIKA ADENLEVKGS VMASDAFFPF
     RDGIDAAAAA GITAVIQPGG SMRDAEVIAA ADEAGMAMVL TGMRHFRH
//

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