Structure of PDB 4s2b Chain A Binding Site BS01

Receptor Information
>4s2b Chain A (length=316) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TDKLTSLRQYTTVVADTGDIAAMKLYQPQDATTNPSLILNAAQIPEYRKL
IDDAVAWAKQQSNDRAQQIVDATDKLAVNIGLEILKLVPGRISTEVDARL
SYDTEASIAKAKRLIKLYNDAGISNDRILIKLASTWQGIRAAEQLEKEGI
NCNLTLLFSFAQARACAEAGVFLISPYVGRILDWYKANTDKKEYAPAEDP
GVVSVSEIYQYYKEHGYETVVMGASFRNIGEILELAGCDRLTIAPTLLKE
LAESEGAIERKLSYTGEVKARPARITESEFLWQHNQDPMAVDKLAEGIRK
FAIDQEKLEKMIGDLL
Ligand information
Ligand ID44S
InChIInChI=1S/C6H13O8P/c7-3-1-5(9)14-6(3)4(8)2-13-15(10,11)12/h3-9H,1-2H2,(H2,10,11,12)/t3-,4-,5-,6-/m1/s1
InChIKeyYKPKUODDXPUHGL-KVTDHHQDSA-N
SMILES
SoftwareSMILES
CACTVS 3.385O[CH]1C[CH](O)[CH](O1)[CH](O)CO[P](O)(O)=O
CACTVS 3.385O[C@H]1C[C@@H](O)[C@@H](O1)[C@H](O)CO[P](O)(O)=O
ACDLabs 12.01O=P(O)(O)OCC(O)C1OC(O)CC1O
OpenEye OEToolkits 1.7.6C1[C@H]([C@@H](O[C@H]1O)[C@@H](COP(=O)(O)O)O)O
OpenEye OEToolkits 1.7.6C1C(C(OC1O)C(COP(=O)(O)O)O)O
FormulaC6 H13 O8 P
Name2-deoxy-6-O-phosphono-beta-D-lyxo-hexofuranose;
tagatose-6-phosphate, bound form;
2-deoxy-6-O-phosphono-beta-D-lyxo-hexose;
2-deoxy-6-O-phosphono-D-lyxo-hexose;
2-deoxy-6-O-phosphono-lyxo-hexose
ChEMBL
DrugBank
ZINCZINC000263621282
PDB chain4s2b Chain A Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB4s2b Novel mode of inhibition by D-tagatose 6-phosphate through a Heyns rearrangement in the active site of transaldolase B variants.
Resolution1.46 Å
Binding residue
(original residue number in PDB)
D17 N35 K132 T156 Y178 R181 S226 R228
Binding residue
(residue number reindexed from 1)
D16 N34 K131 T155 Y177 R180 S225 R227
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) D17 E96 K132 T156 Y178
Catalytic site (residue number reindexed from 1) D16 E95 K131 T155 Y177
Enzyme Commision number 2.2.1.2: transaldolase.
Gene Ontology
Molecular Function
GO:0004801 transaldolase activity
GO:0016740 transferase activity
GO:0016744 transketolase or transaldolase activity
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0006098 pentose-phosphate shunt
GO:0009052 pentose-phosphate shunt, non-oxidative branch
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0016020 membrane

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:4s2b, PDBe:4s2b, PDBj:4s2b
PDBsum4s2b
PubMed27050126
UniProtP0A870|TALB_ECOLI Transaldolase B (Gene Name=talB)

[Back to BioLiP]