3R7N	Hydrolase Hydrolase Inhibitor	date	Mar 22, 2011
title	Caspase-2 Bound With Two Copies Of Ac-Dvad-Cho
authors	Y.Tang, J.Wells, M.Arkin
compound		source
Molecule: Caspase-2 Subunit P18 Chain: A, C Ec: 3.4.22.- Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Casp2, Ich1, Nedd2 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Caspase-2 Subunit P12 Chain: B, D Ec: 3.4.22.- Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Casp2, Ich1, Nedd2 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Peptide Inhibitor (Ace)Dvad-Cho Chain: F, E Engineered: Yes		Synthetic: Yes
symmetry	Space Group: P 21 21 21	R_factor 0.172 R_Free 0.227
crystal cell	length a length b length c angle alpha angle beta angle gamma 62.876 96.856 98.142 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.33 Å
ligand	ACE, ASA	enzyme	Hydrolase E.C.3.4.22 BRENDA
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	Structural and enzymatic insights into caspase-2 protein substrate recognition and catalysis., Tang Y, Wells JA, Arkin MR, J Biol Chem. 2011 Sep 30;286(39):34147-54. Epub 2011 Aug 2. PMID:21828056

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (92 Kb) [Save to disk] Biological Unit Coordinates (3r7n.pdb1.gz) 44 Kb Biological Unit Coordinates (3r7n.pdb2.gz) 45 Kb Biological Unit Coordinates (3r7n.pdb3.gz) 87 Kb LPC: Ligand-Protein Contacts for 3R7N CSU: Contacts of Structural Units for 3R7N Structure Factors (389 Kb) Retrieve 3R7N in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3R7N from S2C, [Save to disk] Re-refined 3r7n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3R7N 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 3R7N

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 3R7N, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3r7n_D] [3r7n_F] [3r7n_E] [3r7n] [3r7n_C] [3r7n_B] [3r7n_A] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3R7N: [CASc ] by SMART

Other resources with information on 3R7N

Community annotation for 3R7N at PDBWiki (http://pdbwiki.org)

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