Structure of PDB 1so4 Chain A Binding Site BS02

Receptor Information
>1so4 Chain A (length=213) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LPMLQVALDNQTMDSAYETTRLIAEEVDIIEVGTILCVGEGVRAVRDLKA
LYPHKIVLADAAIADAGKILSRMCFEANADWVTVICCADINTAKGALDVA
KEFNGDVQIELTGYWTWEQAQQWRDAGIGQVVYHRSRDAQAAGVAWGEAD
ITAIKRLSDMGFKVTVTGGLALEDLPLFKGIPIHVFIAGRSIRDAASPVE
AARQFKRSIAELW
Ligand information
Ligand IDTX4
InChIInChI=1S/C4H12NO8P/c6-2(1-13-14(10,11)12)3(7)4(8)5-9/h2-9H,1H2,(H2,10,11,12)/t2-,3+,4-/m0/s1
InChIKeyCSVKNYIFCYRDJM-NUNKFHFFSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C([C@@H]([C@H](C(NO)O)O)O)OP(=O)(O)O
CACTVS 3.341ON[CH](O)[CH](O)[CH](O)CO[P](O)(O)=O
ACDLabs 10.04O=P(O)(O)OCC(O)C(O)C(O)NO
CACTVS 3.341ON[C@@H](O)[C@H](O)[C@@H](O)CO[P](O)(O)=O
OpenEye OEToolkits 1.5.0C(C(C(C(NO)O)O)O)OP(=O)(O)O
FormulaC4 H12 N O8 P
NameL-THREONOHYDROXAMATE 4-PHOSPHATE
ChEMBL
DrugBankDB03855
ZINCZINC000005829810
PDB chain1so4 Chain A Residue 1301 [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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PDB1so4 Evolution of Enzymatic Activities in the Orotidine 5'-Monophosphate Decarboxylase Suprafamily: Crystallographic Evidence for a Proton Relay System in the Active Site of 3-Keto-l-gulonate 6-Phosphate Decarboxylase(,)
Resolution1.7 Å
Binding residue
(original residue number in PDB)		A9 D11 H136 T169 G171 G191 R192
Binding residue
(residue number reindexed from 1)		A7 D9 H134 T167 G169 G189 R190
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) T36 I37 A64 D67 A68 L72 E112 H136 R139
Catalytic site (residue number reindexed from 1) T34 I35 A62 D65 A66 L70 E110 H134 R137
Enzyme Commision number 4.1.1.85: 3-dehydro-L-gulonate-6-phosphate decarboxylase.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0004590 orotidine-5'-phosphate decarboxylase activity
GO:0016831 carboxy-lyase activity
GO:0033982 3-dehydro-L-gulonate-6-phosphate decarboxylase activity
GO:0046872 metal ion binding
Biological Process
GO:0006207 'de novo' pyrimidine nucleobase biosynthetic process
GO:0019854 L-ascorbic acid catabolic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:1so4, PDBe:1so4, PDBj:1so4
PDBsum1so4
PubMed15157078
UniProtP39304|ULAD_ECOLI 3-keto-L-gulonate-6-phosphate decarboxylase UlaD (Gene Name=ulaD)

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