ID B9S4E5_RICCO Unreviewed; 487 AA.
AC B9S4E5;
DT 24-MAR-2009, integrated into UniProtKB/TrEMBL.
DT 24-MAR-2009, sequence version 1.
DT 27-MAR-2024, entry version 62.
DE SubName: Full=Dihydropteroate synthase, putative {ECO:0000313|EMBL:EEF41573.1};
DE EC=2.5.1.15 {ECO:0000313|EMBL:EEF41573.1};
DE EC=2.7.6.3 {ECO:0000313|EMBL:EEF41573.1};
GN ORFNames=RCOM_0689730 {ECO:0000313|EMBL:EEF41573.1};
OS Ricinus communis (Castor bean).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC rosids; fabids; Malpighiales; Euphorbiaceae; Acalyphoideae; Acalypheae;
OC Ricinus.
OX NCBI_TaxID=3988 {ECO:0000313|Proteomes:UP000008311};
RN [1] {ECO:0000313|Proteomes:UP000008311}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=cv. Hale {ECO:0000313|Proteomes:UP000008311};
RX PubMed=20729833; DOI=10.1038/nbt.1674;
RA Chan A.P., Crabtree J., Zhao Q., Lorenzi H., Orvis J., Puiu D.,
RA Melake-Berhan A., Jones K.M., Redman J., Chen G., Cahoon E.B., Gedil M.,
RA Stanke M., Haas B.J., Wortman J.R., Fraser-Liggett C.M., Ravel J.,
RA Rabinowicz P.D.;
RT "Draft genome sequence of the oilseed species Ricinus communis.";
RL Nat. Biotechnol. 28:951-956(2010).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(7,8-dihydropterin-6-yl)methyl diphosphate + 4-aminobenzoate =
CC 7,8-dihydropteroate + diphosphate; Xref=Rhea:RHEA:19949,
CC ChEBI:CHEBI:17836, ChEBI:CHEBI:17839, ChEBI:CHEBI:33019,
CC ChEBI:CHEBI:72950; EC=2.5.1.15;
CC Evidence={ECO:0000256|ARBA:ARBA00000012};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=6-hydroxymethyl-7,8-dihydropterin + ATP = (7,8-dihydropterin-
CC 6-yl)methyl diphosphate + AMP + H(+); Xref=Rhea:RHEA:11412,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:30616, ChEBI:CHEBI:44841,
CC ChEBI:CHEBI:72950, ChEBI:CHEBI:456215; EC=2.7.6.3;
CC Evidence={ECO:0000256|ARBA:ARBA00000198};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- PATHWAY: Cofactor biosynthesis; tetrahydrofolate biosynthesis; 2-amino-
CC 4-hydroxy-6-hydroxymethyl-7,8-dihydropteridine diphosphate from 7,8-
CC dihydroneopterin triphosphate: step 4/4.
CC {ECO:0000256|ARBA:ARBA00005051}.
CC -!- PATHWAY: Cofactor biosynthesis; tetrahydrofolate biosynthesis; 7,8-
CC dihydrofolate from 2-amino-4-hydroxy-6-hydroxymethyl-7,8-
CC dihydropteridine diphosphate and 4-aminobenzoate: step 1/2.
CC {ECO:0000256|ARBA:ARBA00004763}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the DHPS family.
CC {ECO:0000256|ARBA:ARBA00009951}.
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DR EMBL; EQ973864; EEF41573.1; -; Genomic_DNA.
DR AlphaFoldDB; B9S4E5; -.
DR STRING; 3988.B9S4E5; -.
DR eggNOG; KOG2544; Eukaryota.
DR InParanoid; B9S4E5; -.
DR UniPathway; UPA00077; UER00155.
DR Proteomes; UP000008311; Unassembled WGS sequence.
DR GO; GO:0003848; F:2-amino-4-hydroxy-6-hydroxymethyldihydropteridine diphosphokinase activity; IEA:UniProtKB-EC.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0004156; F:dihydropteroate synthase activity; IBA:GO_Central.
DR GO; GO:0016301; F:kinase activity; IEA:UniProtKB-KW.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0046656; P:folic acid biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR GO; GO:0046654; P:tetrahydrofolate biosynthetic process; IBA:GO_Central.
DR CDD; cd00739; DHPS; 1.
DR CDD; cd00483; HPPK; 1.
DR Gene3D; 3.30.70.560; 7,8-Dihydro-6-hydroxymethylpterin-pyrophosphokinase HPPK; 1.
DR Gene3D; 3.20.20.20; Dihydropteroate synthase-like; 1.
DR InterPro; IPR045031; DHP_synth-like.
DR InterPro; IPR006390; DHP_synth_dom.
DR InterPro; IPR011005; Dihydropteroate_synth-like_sf.
DR InterPro; IPR000550; Hppk.
DR InterPro; IPR035907; Hppk_sf.
DR InterPro; IPR000489; Pterin-binding_dom.
DR NCBIfam; TIGR01496; DHPS; 1.
DR NCBIfam; TIGR01498; folK; 1.
DR PANTHER; PTHR20941; FOLATE SYNTHESIS PROTEINS; 1.
DR PANTHER; PTHR20941:SF1; FOLIC ACID SYNTHESIS PROTEIN FOL1; 1.
DR Pfam; PF01288; HPPK; 1.
DR Pfam; PF00809; Pterin_bind; 1.
DR SUPFAM; SSF55083; 6-hydroxymethyl-7,8-dihydropterin pyrophosphokinase, HPPK; 1.
DR SUPFAM; SSF51717; Dihydropteroate synthetase-like; 1.
DR PROSITE; PS00792; DHPS_1; 1.
DR PROSITE; PS00793; DHPS_2; 1.
DR PROSITE; PS00794; HPPK; 1.
DR PROSITE; PS50972; PTERIN_BINDING; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840};
KW Folate biosynthesis {ECO:0000256|ARBA:ARBA00022909};
KW Kinase {ECO:0000256|ARBA:ARBA00022777};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741};
KW Reference proteome {ECO:0000313|Proteomes:UP000008311};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000313|EMBL:EEF41573.1}.
FT DOMAIN 230..487
FT /note="Pterin-binding"
FT /evidence="ECO:0000259|PROSITE:PS50972"
SQ SEQUENCE 487 AA; 53803 MW; 5CDDC8F637C659B4 CRC64;
MILFKRLMPT KQGLGNAIRH LRGSSFCFLH SAPDGYVELH SEEQEVVIAL GSNVGNRLHN
FNQALQLMKK SGININRHGC LYETAPAYVT DQPHFLNSAV RAVTKLGPHE LLRVLKTIEK
DMGRTDGIRY GPRPIDLDIL FYGKFRIHSD TLAVPHERIW ERPFVMAPLM DLLGSDIEND
TVACWHSLSI HSGGLFESWE NLGGENLIGK DGMKRVIPAG NQLLDWSQRT SVMGIINLTP
DSFSDGGKFQ SINSVVSQVH LMISEGADIL DFGAQSTRPM ASRISPQEEL DRLMPILEAV
VKIPEMNGKL ISVDTFYSEV ALEAVKKGAQ LVNDVSGGQL DPNMTKVVAG LEVPYVAMHM
RGDPTTMQNS ENLQYHDVCK QVASELYSQI KEAELSGIPA WRIIVDPGLG FSKNKEHNVE
ILTGLPAIRA EIAKKSLAIS HAPILIGPSR KRFLGDICNR PAAMERDPAT LLQSLLGFLE
VQICEST
//
