Structure of PDB 1glg Chain A Binding Site BS01

Receptor Information
>1glg Chain A (length=309) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ADTRIGVTIYKYDDNFMSVVRKAIEQDAKAAPDVQLLMNDSQNDQSKQND
QIDVLLAKGVKALAINLVDPAAAGTVIEKARGQNVPVVFFNKEPSRKALD
SYDKAYYVGTDSKESGIIQGDLIAKHWAANQGWDLNKDGQIQFVLLKGEP
GHPDAEARTTYVIKELNDKGIKTEQLQLDTAMWDTAQAKDKMDAWLSGPN
ANKIEVVIANNDAMAMGAVEALKAHNKSSIPVFGVDALPEALALVKSGAL
AGTVLNDANNQAKATFDLAKNLADGKGAADGTNWKIDNKVVRVPYVGVDK
DNLAEFSKK
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 chain1glg Chain A Residue 310 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1glg Crystallographic analysis of the epimeric and anomeric specificity of the periplasmic transport/chemosensory protein receptor for D-glucose and D-galactose.
Resolution2.0 Å
Binding residue
(original residue number in PDB)		D14 F16 N91 K92 H152 D154 R158 W183 N211 D236
Binding residue
(residue number reindexed from 1)		D14 F16 N91 K92 H152 D154 R158 W183 N211 D236
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding
GO:0030246 carbohydrate binding
GO:0046872 metal ion binding
Biological Process
GO:0006935 chemotaxis
GO:0015757 galactose transmembrane transport
GO:0015765 methylgalactoside transport
Cellular Component
GO:0016020 membrane
GO:0030288 outer membrane-bounded periplasmic space
GO:0042597 periplasmic space
GO:0055052 ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing

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Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1glg, PDBe:1glg, PDBj:1glg
PDBsum1glg
PubMed8161535
UniProtP0AEE5|MGLB_ECOLI D-galactose/methyl-galactoside binding periplasmic protein MglB (Gene Name=mglB)

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