Structure of PDB 6qub Chain B Binding Site BS01

Receptor Information
>6qub Chain B (length=857) Species: 1681 (Bifidobacterium bifidum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AVDSKQNRTSDFDANWKFMLSDSVQAQDPAFDDSAWQQVDLPHDYSITQK
YSQSNEAESAYLPGGTGWYRKSFTIDRDLAGKRIAINFDGVYMNATVWFN
GVKLGTHPYGYSPFSFDLTGNAKFGGENTIVVKVENRLPSSRWYSGSGIY
RDVTLTVTDGVHVGNNGVAIKTPSLATQNGGDVTMNLTTKVANDTEAAAN
ITLKQTVFPKGGKTDAAIGTVTTASKSIAAGASADVTSTITAASPKLWSI
KNPNLYTVRTEVLNGGKVLDTYDTEYGFRWTGFDATSGFSLNGEKVKLKG
VSMHHDQGSLGAVANRRAIERQVEILQKMGVNSIRTTHNPAAKALIDVCN
EKGVLVVEEVFDMWNRSKNGNTEDYGKWFGQAIAGDNAVLGGDKDETWAK
FDLTSTINRDRNAPSVIMWSLGNEMMEGISGSVSGFPATSAKLVAWTKAA
DSTRPMTYGDNKIKANWNESNTMGDNLTANGGVVGTNYSDGANYDKIRTT
HPSWAIYGSETASAINSRGIYNRTTGGAQSSDKQLTSYDNSAVGWGAVAS
SAWYDVVQRDFVAGTYVWTGFDYLGEPTPWNGTGSGAVGSWPSPKNSYFG
IVDTAGFPKDTYYFYQSQWNDDVHTLHILPAWNENVVAKGSGNNVPVVVY
TDAAKVKLYFTPKGSTEKRLIGEKSFTKKTTAAGYTYQVYEGSDKDSTAH
KNMYLTWNVPWAEGTISAEAYDENNRLIPEGSTEGNASVTTTGKAAKLKA
DADRKTITADGKDLSYIEVDVTDANGHIVPDAANRVTFDVKGAGKLVGVD
NGSSPDHDSYQADNRKAFSGKVLAIVQSTKEAGEITVTAKADGLQSSTVK
IATTAVP
Ligand information
Ligand IDGAL
InChIInChI=1S/C6H12O6/c7-1-2-3(8)4(9)5(10)6(11)12-2/h2-11H,1H2/t2-,3+,4+,5-,6-/m1/s1
InChIKeyWQZGKKKJIJFFOK-FPRJBGLDSA-N
SMILES
SoftwareSMILES
CACTVS 3.370OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@H]1O
OpenEye OEToolkits 1.7.2C(C1C(C(C(C(O1)O)O)O)O)O
CACTVS 3.370OC[CH]1O[CH](O)[CH](O)[CH](O)[CH]1O
ACDLabs 12.01OC1C(O)C(OC(O)C1O)CO
OpenEye OEToolkits 1.7.2C([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O)O)O)O)O
FormulaC6 H12 O6
Namebeta-D-galactopyranose;
beta-D-galactose;
D-galactose;
galactose
ChEMBLCHEMBL300520
DrugBank
ZINCZINC000002597049
PDB chain6qub Chain B Residue 2001 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB6qub Truncated beta-galactosidase III from Bifidobacterium bifidum
Resolution1.95 Å
Binding residue
(original residue number in PDB)		R197 H393 N478 E479 Y543 E565 S568 W600 W623 E631 F654
Binding residue
(residue number reindexed from 1)		R142 H338 N423 E424 Y488 E510 S513 W545 W568 E576 F599
Annotation score4
Enzymatic activity
Enzyme Commision number 3.2.1.23: beta-galactosidase.
Gene Ontology
Molecular Function
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
Biological Process
GO:0005975 carbohydrate metabolic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:6qub, PDBe:6qub, PDBj:6qub
PDBsum6qub
PubMed
UniProtQ9F4D5

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