1H54 | pdb_00001h54

Maltose phosphorylase from Lactobacillus brevis


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyGalactose mutarotase-like 8032923 3000035 SCOP2B (2022-06-29)
ASCOP2B SuperfamilySix-hairpin glycosidases 8032921 3000970 SCOP2B (2022-06-29)
BSCOP2 FamilyGlycosyltransferase family 36 C-terminal domain 8020541 4003063 SCOP2 (2022-06-29)
BSCOP2 FamilyGlycosyltransferase family 36 N-terminal domain 8020543 4003183 SCOP2 (2022-06-29)
BSCOP2 SuperfamilySix-hairpin glycosidases 8032921 3000970 SCOP2 (2022-06-29)
BSCOP2 SuperfamilyGalactose mutarotase-like 8032923 3000035 SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AGlyco_hydro_65Ne1h54A1 A: beta sandwichesX: Glycosyl hydrolase domain-likeH: supersandwich (From Topology)T: supersandwichF: Glyco_hydro_65NECOD (1.6)
AGlyco_hydro_65Ce1h54A3 A: beta sandwichesX: Glycosyl hydrolase domain-likeH: Glycoside hydrolase family 127 middle domain-related (From Topology)T: Glycoside hydrolase family 127 middle domain-relatedF: Glyco_hydro_65CECOD (1.6)
AGlyco_hydro_65me1h54A4 A: alpha superhelicesX: Repetitive alpha hairpinsH: alpha/alpha toroid (From Topology)T: alpha/alpha toroidF: Glyco_hydro_65mECOD (1.6)
BGlyco_hydro_65Ne1h54B4 A: beta sandwichesX: Glycosyl hydrolase domain-likeH: supersandwich (From Topology)T: supersandwichF: Glyco_hydro_65NECOD (1.6)
BGlyco_hydro_65Ce1h54B3 A: beta sandwichesX: Glycosyl hydrolase domain-likeH: Glycoside hydrolase family 127 middle domain-related (From Topology)T: Glycoside hydrolase family 127 middle domain-relatedF: Glyco_hydro_65CECOD (1.6)
BGlyco_hydro_65me1h54B2 A: alpha superhelicesX: Repetitive alpha hairpinsH: alpha/alpha toroid (From Topology)T: alpha/alpha toroidF: Glyco_hydro_65mECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

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

ChainsEnzyme NameDescriptionCatalytic Residues
maltose phosphorylase  M-CSA #649

Maltose phosphorylase (MP) catalyses the conversion of maltose and inorganic phosphate into beta-D-glucose-1-phosphate and glucose without a cofactor. It belongs to family 65 of glycoside hydrolases and can be classed as an inverting phosphorylase for the inversion of the anomeric configuration. The reverse reaction of maltose phosphorylase is of particular interest to synthesise low cost disaccharides for large scale oligosaccharide production.

Defined by 1 residue: GLU:A-487
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Explore in 3DM-CSA Motif Definition
At least 2 residues must be present to support Structure Motif searching.
EC: 2.4.1.8 (PDB Primary Data)