PUR9_XYLFA
ID PUR9_XYLFA Reviewed; 527 AA.
AC Q9PC10;
DT 16-JUN-2003, integrated into UniProtKB/Swiss-Prot.
DT 16-JUN-2003, sequence version 2.
DT 25-MAY-2022, entry version 103.
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}; OrderedLocusNames=XF_1975;
OS Xylella fastidiosa (strain 9a5c).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Xanthomonadales;
OC Xanthomonadaceae; Xylella.
OX NCBI_TaxID=160492;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=9a5c;
RX PubMed=10910347; DOI=10.1038/35018003;
RA Simpson A.J.G., Reinach F.C., Arruda P., Abreu F.A., Acencio M.,
RA Alvarenga R., Alves L.M.C., Araya J.E., Baia G.S., Baptista C.S.,
RA Barros M.H., Bonaccorsi E.D., Bordin S., Bove J.M., Briones M.R.S.,
RA Bueno M.R.P., Camargo A.A., Camargo L.E.A., Carraro D.M., Carrer H.,
RA Colauto N.B., Colombo C., Costa F.F., Costa M.C.R., Costa-Neto C.M.,
RA Coutinho L.L., Cristofani M., Dias-Neto E., Docena C., El-Dorry H.,
RA Facincani A.P., Ferreira A.J.S., Ferreira V.C.A., Ferro J.A., Fraga J.S.,
RA Franca S.C., Franco M.C., Frohme M., Furlan L.R., Garnier M., Goldman G.H.,
RA Goldman M.H.S., Gomes S.L., Gruber A., Ho P.L., Hoheisel J.D.,
RA Junqueira M.L., Kemper E.L., Kitajima J.P., Krieger J.E., Kuramae E.E.,
RA Laigret F., Lambais M.R., Leite L.C.C., Lemos E.G.M., Lemos M.V.F.,
RA Lopes S.A., Lopes C.R., Machado J.A., Machado M.A., Madeira A.M.B.N.,
RA Madeira H.M.F., Marino C.L., Marques M.V., Martins E.A.L., Martins E.M.F.,
RA Matsukuma A.Y., Menck C.F.M., Miracca E.C., Miyaki C.Y.,
RA Monteiro-Vitorello C.B., Moon D.H., Nagai M.A., Nascimento A.L.T.O.,
RA Netto L.E.S., Nhani A. Jr., Nobrega F.G., Nunes L.R., Oliveira M.A.,
RA de Oliveira M.C., de Oliveira R.C., Palmieri D.A., Paris A., Peixoto B.R.,
RA Pereira G.A.G., Pereira H.A. Jr., Pesquero J.B., Quaggio R.B.,
RA Roberto P.G., Rodrigues V., de Rosa A.J.M., de Rosa V.E. Jr., de Sa R.G.,
RA Santelli R.V., Sawasaki H.E., da Silva A.C.R., da Silva A.M.,
RA da Silva F.R., Silva W.A. Jr., da Silveira J.F., Silvestri M.L.Z.,
RA Siqueira W.J., de Souza A.A., de Souza A.P., Terenzi M.F., Truffi D.,
RA Tsai S.M., Tsuhako M.H., Vallada H., Van Sluys M.A., Verjovski-Almeida S.,
RA Vettore A.L., Zago M.A., Zatz M., Meidanis J., Setubal J.C.;
RT "The genome sequence of the plant pathogen Xylella fastidiosa.";
RL Nature 406:151-159(2000).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6S)-10-formyltetrahydrofolate + 5-amino-1-(5-phospho-beta-D-
CC ribosyl)imidazole-4-carboxamide = (6S)-5,6,7,8-tetrahydrofolate + 5-
CC formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide;
CC Xref=Rhea:RHEA:22192, ChEBI:CHEBI:57453, ChEBI:CHEBI:57454,
CC ChEBI:CHEBI:58467, ChEBI:CHEBI:58475; EC=2.1.2.3;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00139};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + IMP = 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-
CC carboxamide; Xref=Rhea:RHEA:18445, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:58053, ChEBI:CHEBI:58467; EC=3.5.4.10;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00139};
CC -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway; 5-
CC formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide from 5-amino-
CC 1-(5-phospho-D-ribosyl)imidazole-4-carboxamide (10-formyl THF route):
CC step 1/1. {ECO:0000255|HAMAP-Rule:MF_00139}.
CC -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway; IMP
CC from 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide: step
CC 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}.
CC -!- SEQUENCE CAUTION:
CC Sequence=AAF84777.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR EMBL; AE003849; AAF84777.1; ALT_INIT; Genomic_DNA.
DR PIR; E82616; E82616.
DR RefSeq; WP_031336542.1; NC_002488.3.
DR AlphaFoldDB; Q9PC10; -.
DR SMR; Q9PC10; -.
DR STRING; 160492.XF_1975; -.
DR EnsemblBacteria; AAF84777; AAF84777; XF_1975.
DR KEGG; xfa:XF_1975; -.
DR PATRIC; fig|160492.11.peg.2103; -.
DR eggNOG; COG0138; Bacteria.
DR HOGENOM; CLU_016316_5_2_6; -.
DR OMA; WRVAKFV; -.
DR UniPathway; UPA00074; UER00133.
DR UniPathway; UPA00074; UER00135.
DR Proteomes; UP000000812; Chromosome.
DR GO; GO:0003937; F:IMP cyclohydrolase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004643; F:phosphoribosylaminoimidazolecarboxamide formyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniRule.
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_dup_dom_sf.
DR InterPro; IPR016193; Cytidine_deaminase-like.
DR InterPro; IPR011607; MGS-like_dom.
DR InterPro; IPR036914; MGS-like_dom_sf.
DR InterPro; IPR002695; PurH-like.
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.
DR PROSITE; PS51855; MGS; 1.
PE 3: Inferred from homology;
KW Hydrolase; Multifunctional enzyme; Purine biosynthesis; Reference proteome;
KW Transferase.
FT CHAIN 1..527
FT /note="Bifunctional purine biosynthesis protein PurH"
FT /id="PRO_0000192151"
FT DOMAIN 1..149
FT /note="MGS-like"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01202"
SQ SEQUENCE 527 AA; 56715 MW; CD6E95EA587106A7 CRC64;
MASDFLPVHR ALLSVSDKTG LVELARALLA YNIELLSTGG TATIIREAGL PVQDVADLTG
FPEMMDGRVK TLHPMVHGGL LGRAGIDDAV MAKHGIAPID LLILNLYPFE QITAKKDCTL
ADAVDTIDIG GPAMLRSAAK NFARVAVATS PDQYPDLLAE LQAHHGQLSA EKRFALAVAA
FNHVAQYDAA ISNYLSSVSD MHTTLPLRHE FPAQLNNTFV KMTELRYGEN PHQTGAFYRD
VHPQPGTLAT FQQLQGKTLS YNNLVDADAA WECVRQFEAP ACVIVKHANP CGVAVGKACS
DAYEEAYATD PTSAFGGIIA VNRMLDVATM QSILDRQFVE VLIAPDYDAD ALAYATKKAN
VRVLRIPSTG VMNRYDFKRI GSGLLVQSTD SLNIHSDALK VVTQLAPTDA QQRDLLFAWH
VAKYVKSNAI VYAKDNRTIG IGAGQMSRVY SARIAGIKAA DAHLAVTGSV MASDAFFPFR
DSIDAAAAAG IKAVIQPGGS MRDNEVIAAA DEHGIAMVFT GIRHFRH
