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3,4-dihydroxy-2-butanone 4-phosphate synthase from Methanococcus jannaschii External Resource: Annotation Chains Domain Info Class Fold Superfamily Family Domain Species Provenance Source (Version) A d1snna_ Alpha and beta proteins (a+b) YrdC/RibB YrdC/RibB 3,4-dihydroxy-2-butanone 4-phosphate synthase, DHBP synthase, RibB 3,4-dihydroxy-2-butanone 4-phosphate synthase, DHBP synthase, RibB (Methanocaldococcus jannaschii ) [TaxId: 2190 ], SCOPe (2.08) B d1snnb_ Alpha and beta proteins (a+b) YrdC/RibB YrdC/RibB 3,4-dihydroxy-2-butanone 4-phosphate synthase, DHBP synthase, RibB 3,4-dihydroxy-2-butanone 4-phosphate synthase, DHBP synthase, RibB (Methanocaldococcus jannaschii ) [TaxId: 2190 ], SCOPe (2.08)
Chains Type Family Name Domain Identifier Family Identifier Provenance Source (Version) A SCOP2 Family RibB-like 8089684 4000387 SCOP2 (2022-06-29) A SCOP2 Superfamily YrdC/RibB-like 8089685 3000166 SCOP2 (2022-06-29) B SCOP2B Superfamily YrdC/RibB-like 8089685 3000166 SCOP2B (2022-06-29)
Chains Family Name Domain Identifier Architecture Possible Homology Homology Topology Family Provenance Source (Version) A PF00926 e1snnA1 A: a+b complex topology X: YrdC/RibB (From Topology) H: YrdC/RibB (From Topology) T: YrdC/RibB F: PF00926 ECOD (1.6) B PF00926 e1snnB1 A: a+b complex topology X: YrdC/RibB (From Topology) H: YrdC/RibB (From Topology) T: YrdC/RibB F: PF00926 ECOD (1.6)
Chains Polymer Molecular Function Biological Process Cellular Component 3,4-dihydroxy-2-butanone 4-phosphate synthase
Structure Motif Annotation: Mechanism and Catalytic Site Atlas M-CSA Database Homepage Chains Enzyme Name Description Catalytic Residues 3,4-dihydroxy-2-butanone-4-phosphate synthase
M-CSA #648 L-3,4-Dihydroxy-2-butanone-4-phosphate synthase catalyses the conversion of ribulose 5-phosphate to L-3,4-dihydroxy-2-butanone-4-phosphate (DHBP) and formate in riboflavin biosynthesis. The proposed mechanism shares features with many enzymes, including the sugar isomerases.
 View MoreDefined by 6 residues: ASP:A-30 CYS:A-55 TYR:A-95 GLU:A-185 ASN:B-106 SER:B-147
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M-CSA Motif Definition