1KLT Serine Protease date Oct 16, 1997
title Crystal Structure Of Pmsf-Treated Human Chymase At 1.9 Angstroms Resolution
authors M.E.Mcgrath
compound source
Molecule: Chymase
Chain: A
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Bacillus Subtilis
Expression_system_taxid: 1423
Expression_system_strain: Wb751
Expression_system_variant: Protease Deficient
symmetry Space Group: P 21 21 21
R_factor 0.183 R_Free 0.255
length a length b length c angle alpha angle beta angle gamma
43.930 58.160 86.090 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.90 Å
ligand PMS enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1NN6, 1T31

Primary referenceCrystal structure of phenylmethanesulfonyl fluoride-treated human chymase at 1.9 A., McGrath ME, Mirzadegan T, Schmidt BF, Biochemistry 1997 Nov 25;36(47):14318-24. PMID:9400368
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (59 Kb) [Save to disk]
  • Biological Unit Coordinates (1klt.pdb1.gz) 55 Kb
  • LPC: Ligand-Protein Contacts for 1KLT
  • CSU: Contacts of Structural Units for 1KLT
  • Likely Quarternary Molecular Structure file(s) for 1KLT
  • Structure Factors (93 Kb)
  • Retrieve 1KLT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1KLT from S2C, [Save to disk]
  • Re-refined 1klt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1KLT 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 1KLT
  • 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 1KLT, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1klt__, region [Jmol] [rasmolscript] [script source]
  • Fold representative 1klt from FSSP and Dali (Families of Structurally Similar Proteins)
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1klt_A] [1klt]
  • SWISS-PROT database: [P23946]
  • Domain organization of [CMA1_HUMAN] by SWISSPFAM
  • Domain found in 1KLT: [Tryp_SPc ] by SMART
  • Other resources with information on 1KLT
  • Community annotation for 1KLT 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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