Structure of PDB 5mgc Chain A

Receptor sequence
>5mgcA (length=968) Species: 425011 (Aspergillus niger CBS 513.88) [Search protein sequence]
LLQKYVTWDDKSLFINGERIMIFSGEFHPFRLPVKELQLDIFQKVKALGF
NCVSFYVDWALVEGKPGEYRADGIFDLEPFFDAASEAGIYLLARPGPYIN
AESSGGGFPGWLQRVNGTLRSSDKAYLDATDNYVSHVAATIAKYQITNGG
PIILYQPENEYTSGCCGVEFPDPVYMQYVEDQARNAGVVIPLINNDASAS
GNNAPGTGKGAVDIYGHDSYPLGFDCANPTVWPSGDLPTNFRTLHLEQSP
TTPYAIVQFQGGSYDPWGGPGFAACSELLNNEFERVFYKNDFSFQIAIMN
LYMIFGGTNWGNLGYPNGYTSYDYGSAVTESRNITREKYSELKLLGNFAK
VSPGYLTASPGNLTTSGYADTTDLTVTPLLGNSTGSFFVVRHSDYSSEES
TSYKLRLPTSAGSVTIPQLGGTLTLNGRDSKIHVTDYNVSGTNIIYSTAE
VFTWKKFADGKVLVLYGGAGEHHELAISTKSNVTVIEGSESGISSKQTSS
SVVVGWDVSTTRRIIQVGDLKILLLDRNSAYNYWVPQLATDGTSPGFSTP
EKVASSIIVKAGYLVRTAYLKGSGLYLTADFNATTSVEVIGVPSTAKNLF
INGDKTSHTVDKNGIWSATVDYNAPDISLPSLKDLDWKYVDTLPEIQSSY
DDSLWPAADLKQTKNTLRSLTTPTSLYSSDYGFHTGYLLYRGHFTATGNE
STFAIDTQGGSAFGSSVWLNGTYLGSWTGLYANSDYNATYNLPQLQAGKT
YVITVVIDNMGLEENWTVGEDLMKTPRGILNFLLAGRPSSAISWKLTGNL
GGEDYEDKVRGPLNEGGLYAERQGFHQPEPPSQNWKSSSPLEGLSEAGIG
FYSASFDLDLPKGWDVPLFLNIGNSTTPSPYRVQVYVNGYQYAKYISNIG
PQTSFPVPEGILNYRGTNWLAVTLWALDSAGGKLESLELSYTTPVLTALG
EVESVDQPKYKKRKGAYH
3D structure
PDB5mgc Structural features of Aspergillus niger beta-galactosidase define its activity against glycoside linkages.
ChainA
Resolution2.3 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.2.1.23: beta-galactosidase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 MAN A N911 E978 S980 N871 E938 S940
BS02 MAN A E377 N568 E337 N528
BS03 MAN A E322 R325 E282 R285
BS04 MAN A W307 G308 Y771 W267 G268 Y731
BS05 GAL A F264 Y304 F224 Y264
BS06 GAL A E142 E200 Y260 Q298 Y364 E102 E160 Y220 Q258 Y324
Gene Ontology
Molecular Function
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
Biological Process
GO:0005975 carbohydrate metabolic process

View graph for
Molecular Function
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Biological Process
External links
PDB RCSB:5mgc, PDBe:5mgc, PDBj:5mgc
PDBsum5mgc
PubMed28391618
UniProtA2QAN3|BGALA_ASPNC Beta-galactosidase A (Gene Name=lacA)

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