Structure of PDB 2zu5 Chain A Binding Site BS01

Receptor Information
>2zu5 Chain A (length=306) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SGFRKMAFPSGKVEGCMVQVTCGTTTLNGLWLDDTVYCPRHVICTAEDML
NPNYEDLLIRKSNHSFLVQAGNVQLRVIGHSMQNCLLRLKVDTSNPKTPK
YKFVRIQPGQTFSVLACYNGSPSGVYQCAMRPNHTIKGSFLNGSCGSVGF
NIDYDCVSFCYMHHMELPTGVHAGTDLEGKFYGPFVDRQTAQAAGTDTTI
TLNVLAWLYAAVINGDRWFLNRFTTTLNDFNLVAMKYNYEPLTQDHVDIL
GPLSAQTGIAVLDMCAALKELLQNGMNGRTILGSTILEDEFTPFDVVRQC
SGVTFQ
Ligand information
Ligand IDZU5
InChIInChI=1S/C34H52N4O7/c1-21(2)18-27(31(41)36-26(14-15-28(39)24-12-13-24)19-25-16-17-35-30(25)40)37-32(42)29(22(3)45-34(4,5)6)38-33(43)44-20-23-10-8-7-9-11-23/h7-11,21-22,24-27,29H,12-20H2,1-6H3,(H,35,40)(H,36,41)(H,37,42)(H,38,43)/t22-,25+,26-,27+,29+/m1/s1
InChIKeyQIMPWBPEAHOISN-XSLDCGIXSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0C[C@H]([C@@H](C(=O)N[C@@H](CC(C)C)C(=O)N[C@H](CCC(=O)C1CC1)C[C@@H]2CCNC2=O)NC(=O)OCc3ccccc3)OC(C)(C)C
ACDLabs 12.01O=C(OCc1ccccc1)NC(C(=O)NC(C(=O)NC(CC2C(=O)NCC2)CCC(=O)C3CC3)CC(C)C)C(OC(C)(C)C)C
OpenEye OEToolkits 1.7.0CC(C)CC(C(=O)NC(CCC(=O)C1CC1)CC2CCNC2=O)NC(=O)C(C(C)OC(C)(C)C)NC(=O)OCc3ccccc3
CACTVS 3.370CC(C)C[CH](NC(=O)[CH](NC(=O)OCc1ccccc1)[CH](C)OC(C)(C)C)C(=O)N[CH](CCC(=O)C2CC2)C[CH]3CCNC3=O
CACTVS 3.370CC(C)C[C@H](NC(=O)[C@@H](NC(=O)OCc1ccccc1)[C@@H](C)OC(C)(C)C)C(=O)N[C@H](CCC(=O)C2CC2)C[C@@H]3CCNC3=O
FormulaC34 H52 N4 O7
NameN-[(benzyloxy)carbonyl]-O-tert-butyl-L-threonyl-N-[(1R)-4-cyclopropyl-4-oxo-1-{[(3S)-2-oxopyrrolidin-3-yl]methyl}butyl]-L-leucinamide;
TG-0205486
ChEMBL
DrugBank
ZINCZINC000058649880
PDB chain2zu5 Chain A Residue 2001 [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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PDB2zu5 Structural Basis of Inhibition Specificities of 3C and 3C-like Proteases by Zinc-coordinating and Peptidomimetic Compounds
Resolution1.65 Å
Binding residue
(original residue number in PDB)
L27 H41 M49 F140 G143 C145 H163 H164 M165 E166 P168 D187 Q189 T190 A191 Q192
Binding residue
(residue number reindexed from 1)
L27 H41 M49 F140 G143 C145 H163 H164 M165 E166 P168 D187 Q189 T190 A191 Q192
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=7.00,Ki=99nM
BindingDB: Ki=99nM
Enzymatic activity
Catalytic site (original residue number in PDB) H41 G143 C145
Catalytic site (residue number reindexed from 1) H41 G143 C145
Enzyme Commision number 2.1.1.-
2.1.1.56: mRNA (guanine-N(7))-methyltransferase.
2.1.1.57: methyltransferase cap1.
2.7.7.48: RNA-directed RNA polymerase.
2.7.7.50: mRNA guanylyltransferase.
3.1.13.-
3.4.19.12: ubiquitinyl hydrolase 1.
3.4.22.-
3.4.22.69: SARS coronavirus main proteinase.
3.6.4.12: DNA helicase.
3.6.4.13: RNA helicase.
4.6.1.-
Gene Ontology
Molecular Function
GO:0008233 peptidase activity
Biological Process
GO:0019082 viral protein processing

View graph for
Molecular Function

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Biological Process
External links
PDB RCSB:2zu5, PDBe:2zu5, PDBj:2zu5
PDBsum2zu5
PubMed19144641
UniProtP0C6X7|R1AB_SARS Replicase polyprotein 1ab (Gene Name=rep)

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