Structure of PDB 1qk2 Chain A Binding Site BS04

Receptor Information
>1qk2 Chain A (length=363) Species: 51453 (Trichoderma reesei) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TATYSGNPFVGVTPWANAYYASEVSSLAIPSLTGAMATAAAAVAKVPSFM
WLDTLDKTPLMEQTLADIRTANKNGGNYAGQFVVYDLPDRDCAALASNGE
YSIADGGVAKYKNYIDTIRQIVVEYSDIRTLLVIEPDSLANLVTNLGTPK
CANAQSAYLECINYAVTQLNLPNVAMYLDAGHAGWLGWPANQDPAAQLFA
NVYKNASSPRALRGLATNVANYNGWNITSPPSYTQGNAVYNEKLYIHAIG
PLLANHGWSNAFFITDQGRSGKQPTGQQQWGDWCNVIGTGFGIRPSANTG
DSLLDSFVWVKPGGECDGTSDSSAPRFDSHCALPDALQPAPQAGAWFQAY
FVQLLTNANPSFL
Ligand information
Ligand IDGLC
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-DVKNGEFBSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C(C1C(C(C(C(O1)O)O)O)O)O
OpenEye OEToolkits 1.5.0C([C@@H]1[C@H]([C@@H]([C@H]([C@H](O1)O)O)O)O)O
CACTVS 3.341OC[CH]1O[CH](O)[CH](O)[CH](O)[CH]1O
CACTVS 3.341OC[C@H]1O[C@H](O)[C@H](O)[C@@H](O)[C@@H]1O
ACDLabs 10.04OC1C(O)C(OC(O)C1O)CO
FormulaC6 H12 O6
Namealpha-D-glucopyranose;
alpha-D-glucose;
D-glucose;
glucose
ChEMBLCHEMBL423707
DrugBank
ZINCZINC000003861213
PDB chain1qk2 Chain C Residue 4 [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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PDB1qk2 Crystallographic Evidence for Substrate Ring Distortion and Protein Conformational Changes During Catalysis in Cellobiohydrolase Cel6A from Trichoderma Reesei
Resolution2.0 Å
Binding residue
(original residue number in PDB)		W135 D137 K395 E399
Binding residue
(residue number reindexed from 1)		W51 D53 K311 E315
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) Y169 R174 D175 S181 D221 D401
Catalytic site (residue number reindexed from 1) Y85 R90 D91 S97 D137 D317
Enzyme Commision number 3.2.1.91: cellulose 1,4-beta-cellobiosidase (non-reducing end).
Gene Ontology
Molecular Function
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0030245 cellulose catabolic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:1qk2, PDBe:1qk2, PDBj:1qk2
PDBsum1qk2
PubMed10508787
UniProtP07987|GUX2_HYPJE Exoglucanase 2 (Gene Name=cbh2)

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