Structure of PDB 1w9x Chain A Binding Site BS02

Receptor Information
>1w9x Chain A (length=481) Species: 79882 (Sutcliffiella halmapala) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TNGTMMQYFEWHLPNDGQHWNRLRDDASNLRNRGITAIWIPPAWKGTSQN
DVGYGAYDLYDLGEFNQKGTVRTKYGTRSQLESAIHALKNNGVQVYGDVV
MNHKGGADATENVLAVEVNPNNRNQEISGDYTIEAWTKFDFPGRGNTYSD
FKWRWYHFDGVDWDQSRQFQNRIYKFRGDGKAWDWEVDSENGNYDYLMYA
DVDMDHPEVVNELRRWGEWYTNTLNLDGFRIDAVKHIKYSFTRDWLTHVR
NATGKEMFAVAEFWKNDLGALENYLNKTNWNHSVFDVPLHYNLYNASNSG
GNYDMAKLLNGTVVQKHPMHAVTFVDNHDSQPGESLESFVQEWFKPLAYA
LILTREQGYPSVFYGDYYGIPTHSVPAMKAKIDPILEARQNFAYGTQHDY
FDHHNIIGWTREGNTTHPNSGLATIMSDGPGGEKWMYVGQNKAGQVWHDI
TGNKPGTVTINADGWANFSVNGGSVSIWVKR
Ligand information
Ligand IDAC1
InChIInChI=1S/C13H23NO8/c1-4-7(10(18)12(20)13(21)22-4)14-6-2-5(3-15)8(16)11(19)9(6)17/h2,4,6-21H,3H2,1H3/t4-,6+,7-,8-,9+,10+,11+,12-,13+/m1/s1
InChIKeyRBZIIHWPZWOIDU-ZCGMLSCUSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC1C(C(C(C(O1)O)O)O)NC2C=C(C(C(C2O)O)O)CO
CACTVS 3.341C[CH]1O[CH](O)[CH](O)[CH](O)[CH]1N[CH]2C=C(CO)[CH](O)[CH](O)[CH]2O
OpenEye OEToolkits 1.5.0C[C@@H]1[C@H]([C@@H]([C@H]([C@H](O1)O)O)O)N[C@H]2C=C([C@H]([C@@H]([C@H]2O)O)O)CO
ACDLabs 10.04OC2C(NC1C=C(CO)C(O)C(O)C1O)C(OC(O)C2O)C
CACTVS 3.341C[C@H]1O[C@H](O)[C@H](O)[C@@H](O)[C@@H]1N[C@H]2C=C(CO)[C@@H](O)[C@H](O)[C@H]2O
FormulaC13 H23 N O8
Name4,6-dideoxy-4-{[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino}-alpha-D-glucopyranose;
6-METHYL-5-(4,5,6-TRIHYDROXY-3-HYDROXYMETHYL-CYCLOHEX-2-ENYLAMINO)-TETRAHYDRO-PYRAN-2,3,4-TRIOL;
4,6-dideoxy-4-{[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino}-alpha-D-glucose;
4,6-dideoxy-4-{[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino}-D-glucose;
4,6-dideoxy-4-{[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino}-glucose
ChEMBL
DrugBankDB02218
ZINCZINC000058638973
PDB chain1w9x Chain B Residue 3 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1w9x Structure of a Bacillus Halmapalus Family 13 Alpha-Amylase, Bha, in Complex with an Acarbose-Derived Nonasaccharide at 2.1 A Resolution
Resolution2.1 Å
Binding residue
(original residue number in PDB)
Y58 H107 D236 H240 E266 H332 D333
Binding residue
(residue number reindexed from 1)
Y54 H103 D232 H236 E262 H328 D329
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) D236 E266 D333
Catalytic site (residue number reindexed from 1) D232 E262 D329
Enzyme Commision number 3.2.1.1: alpha-amylase.
Gene Ontology
Molecular Function
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
GO:0004556 alpha-amylase activity
GO:0005509 calcium ion binding
GO:0043169 cation binding
GO:0046872 metal ion binding
Biological Process
GO:0005975 carbohydrate metabolic process

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Molecular Function

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Biological Process
External links
PDB RCSB:1w9x, PDBe:1w9x, PDBj:1w9x
PDBsum1w9x
PubMed15681870
UniProtO82839

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