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Receptor Information

>6qud Chain A (length=837) 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
EKGVLVVEEVFDMWTEDYGKWFGQAIAGDNAVLGGDKDETWAKFDLTSTI
NRDRNAPSVIMWSLGNEATSAKLVAWTKAADSTRPMTYGDNKIKANWNES
NTMGDNLTANGGVVGTNYSDGANYDKIRTTHPSWAIYGSETASAINSRGI
YNRTTGGAQSSDKQLTSYDNSAVGWGAVASSAWYDVVQRDFVAGTYVWTG
FDYLGEPTPWNGTGSGAVGSWPSPKNSYFGIVDTAGFPKDTYYFYQSQWN
DDVHTLHILPAWNENVVAKGSGNNVPVVVYTDAAKVKLYFTPKGSTEKRL
IGEKSFTKKTTAAGYTYQVYEGSDKDSTAHKNMYLTWNVPWAEGTISAEA
YDENNRLIPEGSTEGNASVTTTGKAAKLKADADRKTITADGKDLSYIEVD
VTDANGHIVPDAANRVTFDVKGAGKLVGVDNGSSPDHDSYQADNRKAFSG
KVLAIVQSTKEAGEITVTAKADGLQSSTVKIATTAVP

Ligand ID

2DG

InChI

InChI=1S/C6H12O5/c7-2-4-6(10)3(8)1-5(9)11-4/h3-10H,1-2H2/t3-,4-,5+,6-/m1/s1

InChIKey

PMMURAAUARKVCB-ARQDHWQXSA-N

SMILES

Software	SMILES
OpenEye OEToolkits 1.5.0	C1C(C(C(OC1O)CO)O)O
OpenEye OEToolkits 1.5.0	C1[C@H]([C@H]([C@H](O[C@@H]1O)CO)O)O
CACTVS 3.341	OC[C@H]1O[C@H](O)C[C@@H](O)[C@H]1O
ACDLabs 10.04	OC1C(OC(O)CC1O)CO
CACTVS 3.341	OC[CH]1O[CH](O)C[CH](O)[CH]1O

Formula

C6 H12 O5

Name

2-deoxy-alpha-D-galactopyranose;
2-deoxy-alpha-D-lyxo-hexopyranose;
2-deoxy-alpha-D-galactose;
2-deoxy-D-galactose;
2-deoxy-galactose

PDB chain

6qud Chain A Residue 2001 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure

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Structure summary

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PDB	6qud Truncated beta-galactosidase III from Bifidobacterium bifidum
Resolution	2.1 Å
Binding residue (original residue number in PDB)	R197 H393 Y543 E565 W600 W623 E631
Binding residue (residue number reindexed from 1)	R142 H338 Y468 E490 W525 W548 E556
Annotation score	4

Enzyme Commision number

3.2.1.23: beta-galactosidase.

	Molecular Function
GO:0004553	hydrolase activity, hydrolyzing O-glycosyl compounds

	Biological Process
GO:0005975	carbohydrate metabolic process

PDB	RCSB:6qud, PDBe:6qud, PDBj:6qud
PDBsum	6qud
PubMed
UniProt	Q9F4D5

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Structure of PDB 6qud Chain A Binding Site BS01