2NQA Hydrolase Hydrolase Inhibitor date Oct 30, 2006
title Catalytic Domain Of Human Calpain 8
authors T.L.Davis, R.Paramanathan, C.Butler-Cole, P.J.Finerty Jr., J.Wei M.Sundstrom, C.H.Arrowsmith, A.M.Edwards, A.Bochkarev, S.Dhe-Pa Structural Genomics Consortium (Sgc)
compound source
Molecule: Calpain-8
Chain: A, B
Fragment: Residues 23-346
Synonym: New Calpain 2,Ncl-2,Stomach-Specific M-Type Calpai
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Capn8, Ncl2
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet28-Lic

Molecule: Leupeptin Inhibitor
Chain: D, E
Fragment: Leupeptin Inhibitor
Engineered: Yes

Synthetic: Yes
Organism_scientific: Actinomycetes Streptomyces Roseus Ma 8
Organism_taxid: 66430
Other_details: Commercially Available From Sigma L2884
symmetry Space Group: P 61
R_factor 0.205 R_Free 0.268
length a length b length c angle alpha angle beta angle gamma
91.794 91.794 194.592 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.20 Å
ligand ACE, AR7, CA, CSO enzyme Hydrolase E.C. BRENDA
A, B

Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (118 Kb) [Save to disk]
  • Biological Unit Coordinates (2nqa.pdb1.gz) 109 Kb
  • LPC: Ligand-Protein Contacts for 2NQA
  • CSU: Contacts of Structural Units for 2NQA
  • Likely Quarternary Molecular Structure file(s) for 2NQA
  • Structure Factors (787 Kb)
  • Retrieve 2NQA in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2NQA from S2C, [Save to disk]
  • Re-refined 2nqa structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2NQA 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 2NQA
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2NQA, from MSDmotif at EBI
  • Fold representative 2nqa from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2nqa_E] [2nqa] [2nqa_D] [2nqa_B] [2nqa_A]
  • SWISS-PROT database: [P17655]
  • Domain organization of [CAN2_HUMAN] by SWISSPFAM
  • Domain found in 2NQA: [CysPc ] by SMART
  • Other resources with information on 2NQA
  • Community annotation for 2NQA at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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