2H2Z	Viral Protein	date	May 20, 2006
title	Crystal Structure Of Sars-Cov Main Protease With Authentic N Termini
authors	H.Yang, X.Xue, W.Shen, Q.Zhao, Z.Rao
compound		source
Molecule: Replicase Polyprotein 1ab Chain: A Fragment: 3c-Like Proteinase, Sars-Cov Main Protease Synonym: Pp1ab, Orf1ab Ec: 3.4.22.- Engineered: Yes		Organism_scientific: Sars Coronavirus Organism_taxid: 227859 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 1 2 1	R_factor 0.201 R_Free 0.214
crystal cell	length a length b length c angle alpha angle beta angle gamma 108.406 81.750 53.553 90.00 104.70 90.00
method	X-Ray Diffraction	resolution	1.60 Å
ligand		enzyme	Hydrolase E.C.3.4.22 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Production of authentic SARS-CoV M(pro) with enhanced activity: application as a novel tag-cleavage endopeptidase for protein overproduction., Xue X, Yang H, Shen W, Zhao Q, Li J, Yang K, Chen C, Jin Y, Bartlam M, Rao Z, J Mol Biol. 2007 Feb 23;366(3):965-75. Epub 2006 Dec 1. PMID:17189639

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (58 Kb) [Save to disk] Biological Unit Coordinates (2h2z.pdb1.gz) 55 Kb CSU: Contacts of Structural Units for 2H2Z Likely Quarternary Molecular Structure file(s) for 2H2Z Structure Factors (726 Kb) Retrieve 2H2Z in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2H2Z from S2C, [Save to disk] Re-refined 2h2z structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2H2Z 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 2H2Z

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 2H2Z, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2h2z_A] [2h2z] SWISS-PROT database: [P0C6X7] [P0C6U8] Domain organization of [R1AB_CVHSA] [R1A_CVHSA] by SWISSPFAM

Other resources with information on 2H2Z

Community annotation for 2H2Z at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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