Structure of PDB 2xwn Chain B Binding Site BS01

Receptor Information
>2xwn Chain B (length=227) Species: 83332 (Mycobacterium tuberculosis H37Rv) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AGEVVAIVPAAGSGERLAVGVPKAFYQLDGQTLIERAVDGLLDSGVVDTV
VVAVPADRTDEARQILGHRAMIVAGGSNRTDTVNLALTVLSGTAEPEFVL
VHDAARALTPPALVARVVEALRDGYAAVVPVLPLSDTIKAVDANGVVLGT
PERAGLRAVQTPQGFTTDLLLRSYQRGSLDLPAAEYTDDASLVEHIGGQV
QVVDGDPLAFKITTKLDLLLAQAIVHH
Ligand information
Ligand IDCTP
InChIInChI=1S/C9H16N3O14P3/c10-5-1-2-12(9(15)11-5)8-7(14)6(13)4(24-8)3-23-28(19,20)26-29(21,22)25-27(16,17)18/h1-2,4,6-8,13-14H,3H2,(H,19,20)(H,21,22)(H2,10,11,15)(H2,16,17,18)/t4-,6-,7-,8-/m1/s1
InChIKeyPCDQPRRSZKQHHS-XVFCMESISA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C1=CN(C(=O)N=C1N)C2C(C(C(O2)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)O)O
OpenEye OEToolkits 1.5.0C1=CN(C(=O)N=C1N)[C@H]2[C@@H]([C@@H]([C@H](O2)CO[P@](=O)(O)O[P@](=O)(O)OP(=O)(O)O)O)O
CACTVS 3.341NC1=NC(=O)N(C=C1)[CH]2O[CH](CO[P](O)(=O)O[P](O)(=O)O[P](O)(O)=O)[CH](O)[CH]2O
ACDLabs 10.04O=P(O)(O)OP(=O)(O)OP(=O)(O)OCC2OC(N1C(=O)N=C(N)C=C1)C(O)C2O
CACTVS 3.341NC1=NC(=O)N(C=C1)[C@@H]2O[C@H](CO[P@@](O)(=O)O[P@@](O)(=O)O[P](O)(O)=O)[C@@H](O)[C@H]2O
FormulaC9 H16 N3 O14 P3
NameCYTIDINE-5'-TRIPHOSPHATE
ChEMBLCHEMBL223533
DrugBankDB02431
ZINCZINC000003861746
PDB chain2xwn Chain B Residue 301 [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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PDB2xwn Structural and Functional Studies on Mycobacterial Ispd Enzymes
Resolution2.9 Å
Binding residue
(original residue number in PDB)		P13 A14 A15 G16 G18 E19 R20 K27 N82 R83 T86 D107 A108 K215
Binding residue
(residue number reindexed from 1)		P9 A10 A11 G12 G14 E15 R16 K23 N78 R79 T82 D103 A104 K211
Annotation score4
Enzymatic activity
Enzyme Commision number 2.7.7.60: 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0002135 CTP binding
GO:0003824 catalytic activity
GO:0005515 protein binding
GO:0008270 zinc ion binding
GO:0016779 nucleotidyltransferase activity
GO:0030145 manganese ion binding
GO:0050518 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase activity
GO:0070567 cytidylyltransferase activity
Biological Process
GO:0008299 isoprenoid biosynthetic process
GO:0019288 isopentenyl diphosphate biosynthetic process, methylerythritol 4-phosphate pathway
GO:0051484 isopentenyl diphosphate biosynthetic process, methylerythritol 4-phosphate pathway involved in terpenoid biosynthetic process
Cellular Component
GO:0005886 plasma membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2xwn, PDBe:2xwn, PDBj:2xwn
PDBsum2xwn
PubMed21543842
UniProtP9WKG9|ISPD_MYCTU 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase (Gene Name=ispD)

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