Structure of PDB 2xgb Chain A Binding Site BS01

Receptor Information
>2xgb Chain A (length=486) Species: 4513 (Hordeum vulgare) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NVKGNYVQVYVMLPLDAVSVNNRFEKGDELRAQLRKLVEAGVDGVMVDVW
WGLVEGKGPKAYDWSAYKQLFELVQKAGLKLQAIMSFHQCGGNVGDAVNI
PIPQWVRDVGTRDPDIFYTDGHGTRNIEYLTLGVDNQPLFHGRSAVQMYA
DYMTSFRENMKEFLDAGVIVDIEVGLGPAGEMRYPSYPQSHGWSFPGIGE
FICYDKYLQADFKAAAAAVGHPEWEFPNDVGQYNDTPERTQFFRDNGTYL
SEKGRFFLAWYSNNLIKHGDRILDEANKVFLGYKVQLAIKISGIHWWYKV
PSHAAELTAGYYNLHDRDGYRTIARMLKRHRASINFTCAEMRDSEQSSQA
MSAPEELVQQVLSAGWREGLNVACENALPRYDPTAYNTILRNARPHGINQ
SGPPEHKLFGFTYLRLSNQLVEGQNYANFKTFVDRMHANLPRDPYVDPMA
PLPRSGPEISIEMILQAAQPKLQPFPFQEHTDLPVG
Ligand information
Ligand IDEPG
InChIInChI=1S/C9H16O7/c10-1-5-6(11)7(12)8(13)9(16-5)15-3-4-2-14-4/h4-13H,1-3H2/t4-,5-,6-,7+,8-,9+/m1/s1
InChIKeyNXJZWOCFSMYDAS-NZJLWHDDSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C1[C@@H](O1)CO[C@@H]2[C@@H]([C@H]([C@@H]([C@H](O2)CO)O)O)O
OpenEye OEToolkits 1.5.0C1C(O1)COC2C(C(C(C(O2)CO)O)O)O
CACTVS 3.341OC[CH]1O[CH](OC[CH]2CO2)[CH](O)[CH](O)[CH]1O
ACDLabs 10.04O(CC1OC1)C2OC(C(O)C(O)C2O)CO
CACTVS 3.341OC[C@H]1O[C@H](OC[C@H]2CO2)[C@H](O)[C@@H](O)[C@@H]1O
FormulaC9 H16 O7
Name(2R)-oxiran-2-ylmethyl alpha-D-glucopyranoside;
2-HYDROXYMETHYL-6-OXIRANYLMETHOXY-TETRAHYDRO-PYRAN-3,4,5-TRIOL;
2,3-EPOXYPROPYL-ALPHA-D-GLUCOPYRANOSIDE;
(2R)-oxiran-2-ylmethyl alpha-D-glucoside;
(2R)-oxiran-2-ylmethyl D-glucoside;
(2R)-oxiran-2-ylmethyl glucoside
ChEMBL
DrugBank
ZINC
PDB chain2xgb Chain A Residue 1500 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2xgb Chemical Genetics and Cereal Starch Metabolism: Structural Basis of the Non-Covalent and Covalent Inhibition of Barley Beta-Amylase.
Resolution1.2 Å
Binding residue
(original residue number in PDB)
D51 H91 D99 A182 E184 K293 R418
Binding residue
(residue number reindexed from 1)
D48 H88 D96 A179 E181 K290 R415
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) D99 E184 T340 E378 L381
Catalytic site (residue number reindexed from 1) D96 E181 T337 E375 L378
Enzyme Commision number 3.2.1.2: beta-amylase.
Gene Ontology
Molecular Function
GO:0016161 beta-amylase activity
GO:0016798 hydrolase activity, acting on glycosyl bonds
GO:0042802 identical protein binding
Biological Process
GO:0000272 polysaccharide catabolic process

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Molecular Function

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Biological Process
External links
PDB RCSB:2xgb, PDBe:2xgb, PDBj:2xgb
PDBsum2xgb
PubMed21085740
UniProtP16098|AMYB_HORVU Beta-amylase (Gene Name=BMY1)

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