Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2 FamilyL-rhamnose isomerase8031332 4003297 SCOP2 (2022-06-29)
ASCOP2 SuperfamilyXylose isomerase-like8043710 3000560 SCOP2 (2022-06-29)
BSCOP2B SuperfamilyXylose isomerase-like8043710 3000560 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyXylose isomerase-like8043710 3000560 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyXylose isomerase-like8043710 3000560 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
ARhaAe1de6A1 A: a/b barrelsX: TIM beta/alpha-barrelH: TIM barrels (From Topology)T: TIM barrelsF: RhaAECOD (1.6)
BRhaAe1de6B1 A: a/b barrelsX: TIM beta/alpha-barrelH: TIM barrels (From Topology)T: TIM barrelsF: RhaAECOD (1.6)
CRhaAe1de6C1 A: a/b barrelsX: TIM beta/alpha-barrelH: TIM barrels (From Topology)T: TIM barrelsF: RhaAECOD (1.6)
DRhaAe1de6D1 A: a/b barrelsX: TIM beta/alpha-barrelH: TIM barrels (From Topology)T: TIM barrelsF: RhaAECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B, C, D
PF06134L-rhamnose isomerase (RhaA) (RhaA)L-rhamnose isomerase (RhaA)This family consists of several bacterial L-rhamnose isomerase proteins (EC:5.3.1.14).Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, B, C, D
L-RHAMNOSE ISOMERASE

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, B, C, D
IPR036237Xylose isomerase-like superfamilyHomologous Superfamily
A, B, C, D
IPR009308Rhamnose isomeraseFamily

Structure Motif Annotation: Mechanism and Catalytic Site Atlas M-CSA Database Homepage

ChainsEnzyme NameDescriptionCatalytic Residues
L-rhamnose isomerase  M-CSA #488

This enzyme interconverts L-rhamnose and L-rhamnulose. In some species, including Escherichia coli, this is the first step in rhamnose catabolism.

The enzyme contains two divalent metal ions located at different metal-binding sites within the active site. The enzyme binds the closed ring form of the substrate and catalyses ring opening to generate a form of open-chain conformation that is coordinated to one of the metal sites.

Defined by 9 residues: TRP:A-192 [auth A-193]GLU:A-233 [auth A-234]LYS:A-235 [auth A-236]ASP:A-266 [auth A-267]HIS:A-269 [auth A-270]HIS:A-293 [auth A-294]ASP:A-301 [auth A-302]ASP:A-303 [auth A-304]ASP:A-333 [auth A-334]
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