3KN2	Hydrolase	date	Nov 11, 2009
title	Hcv Ns3 Protease Domain With Ketoamide Inhibitor
authors	L.G.Nair, M.Sannigrahi, P.Pinto, S.Bogen, K.X.Chen, G.Njoroge, A.P
compound		source
Molecule: Hcv Ns3 Protease Domain Chain: A, C Fragment: Unp Residues 1027-1207 Engineered: Yes Mutation: Yes		Organism_scientific: Hepatitis C Virus Subtype 1a Organism_taxid: 31646 Strain: H77 Strain Of Genotype 1a Gene: Ns3 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Pet-3a (Novagen) Vector
Molecule: Peptide Kk-Ns4a-Kk Chain: B, D Fragment: Unp Residues 1676-1698 Engineered: Yes Mutation: Yes		Synthetic: Yes Other_details: Synthesized Using Fmoc Solid-Phase Chemistry
symmetry	Space Group: H 3 2	R_factor 0.200 R_Free 0.264
crystal cell	length a length b length c angle alpha angle beta angle gamma 224.486 224.486 75.465 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	M66, ZN	enzyme
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	P4 capped amides and lactams as HCV NS3 protease inhibitors with improved potency and DMPK profile., Nair LG, Sannigrahi M, Bogen S, Pinto P, Chen KX, Prongay A, Tong X, Cheng KC, Girijavallabhan V, George Njoroge F, Bioorg Med Chem Lett. 2009 Nov 22. PMID:20004570

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (67 Kb) [Save to disk] Biological Unit Coordinates (3kn2.pdb1.gz) 28 Kb Biological Unit Coordinates (3kn2.pdb2.gz) 35 Kb Biological Unit Coordinates (3kn2.pdb3.gz) 60 Kb LPC: Ligand-Protein Contacts for 3KN2 CSU: Contacts of Structural Units for 3KN2 Structure Factors (264 Kb) Retrieve 3KN2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3KN2 from S2C, [Save to disk] Re-refined 3kn2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3KN2 in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 3KN2

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3KN2, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3kn2_C] [3kn2_A] [3kn2_D] [3kn2_B] [3kn2] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3KN2

Community annotation for 3KN2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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