1TO2 Hydrolase date Jun 11, 2004
title Crystal Structure Of The Complex Of Subtilisin Bpn' With Chy Inhibitor 2 M59k, In Ph 9 Cryosoak
authors E.S.Radisky, G.Kwan, C.J.Karen Lu, D.E.Koshland Jr.
compound source
Molecule: Subtilisin Bpn'
Chain: E
Synonym: Subtilisin Novo, Alkaline Protease
Ec: 3.4.21.62
Engineered: Yes
Mutation: Yes
Organism_scientific: Bacillus Amyloliquefaciens
Organism_taxid: 1390
Gene: Apr
Expression_system: Bacillus Subtilis
Expression_system_taxid: 1423
Expression_system_strain: Bg2036
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pser25

Molecule: Chymotrypsin Inhibitor 2
Chain: I
Engineered: Yes
Mutation: Yes

Organism_scientific: Hordeum Vulgare Subsp. Vulgare
Organism_common: Domesticated Barley
Organism_taxid: 112509
Strain: Subsp. Vulgare
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21 (De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pci2m59k
symmetry Space Group: P 65 2 2
R_factor 0.168 R_Free 0.183
crystal
cell
length a length b length c angle alpha angle beta angle gamma
93.671 93.671 185.920 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.30 Å
ligand 15P, CA, CIT, NA enzyme Hydrolase E.C.3.4.21.62 BRENDA
note 1TO2 is a representative structure
related structures by homologous chain: 1CSE, 1TM5
Gene
Ontology
ChainFunctionProcessComponent
E


I


Primary referenceBinding, proteolytic, and crystallographic analyses of mutations at the protease--inhibitor interface of the subtilisin BPN'/chymotrypsin inhibitor 2 complex., Radisky ES, Kwan G, Karen Lu CJ, Koshland DE Jr, Biochemistry 2004 Nov 2;43(43):13648-56. PMID:15504027
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (69 Kb) [Save to disk]
  • Biological Unit Coordinates (1to2.pdb1.gz) 63 Kb
  • LPC: Ligand-Protein Contacts for 1TO2
  • CSU: Contacts of Structural Units for 1TO2
  • Likely Quarternary Molecular Structure file(s) for 1TO2
  • Structure Factors (795 Kb)
  • Retrieve 1TO2 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1TO2 from S2C, [Save to disk]
  • Re-refined 1to2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1TO2 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 1TO2
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Conformational Epitope Prediction for 1TO2 1TO2E 1TO2I from the CEP Server.
  • 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 1TO2, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1to2e_, region E [Jmol] [rasmolscript] [script source]
        - Domain d1to2i_, region I [Jmol] [rasmolscript] [script source]
  • Fold representative 1to2 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: [1to2_I] [1to2] [1to2_E]
  • SWISS-PROT database: [Q40059] [P00782]
  • Domain organization of [Q40059_HORVU] [SUBT_BACAM] by SWISSPFAM
  • Other resources with information on 1TO2
  • Community annotation for 1TO2 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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