1SIO Hydrolase Hydrolase Inhibitor date Mar 01, 2004
title Structure Of Kumamolisin-As Complexed With A Covalently-Boun Inhibitor, Acipf
authors M.Li, A.Wlodawer, A.Gustchina, N.Tsuruoka, M.Ashida, H.Minakata, H K.Oda, T.Nishino, T.Nakayama
compound source
Molecule: Kumamolisin-As
Chain: A, B, C
Engineered: Yes
 Organism_scientific: Alicyclobacillus Sendaiensis
Organism_taxid: 192387
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)

Molecule: Ace-Ile-Pro-Phl Peptide Inhibitor
Chain: D, E, F
Engineered: Yes
Synthetic: Yes
Other_details: The Peptide Was Chemically Synthesized.
symmetry Space Group: P 1 21 1
R_factor
R_Free
crystal
cell
length a length b length c angle alpha angle beta angle gamma
49.370 238.730 49.250 90.00 113.70 90.00
method X-Ray Diffractionresolution 1.80 Å
ligand ACE, CA, PHL, SO4 enzyme
related structures by homologous chain: 1GTJ, 1SN7
Gene
Ontology
ChainFunctionProcessComponent
A, C, B


Primary referenceCrystallographic and biochemical investigations of kumamolisin-As, a serine-carboxyl peptidase with collagenase activity., Wlodawer A, Li M, Gustchina A, Tsuruoka N, Ashida M, Minakata H, Oyama H, Oda K, Nishino T, Nakayama T, J Biol Chem 2004 Mar 10;. PMID:15014068
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (178 Kb) [Save to disk]
  • Biological Unit Coordinates (1sio.pdb1.gz) 61 Kb
  • Biological Unit Coordinates (1sio.pdb2.gz) 61 Kb
  • Biological Unit Coordinates (1sio.pdb3.gz) 58 Kb
  • LPC: Ligand-Protein Contacts for 1SIO
  • CSU: Contacts of Structural Units for 1SIO
  • Likely Quarternary Molecular Structure file(s) for 1SIO
  • Structure Factors (708 Kb)
  • Retrieve 1SIO in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1SIO from S2C, [Save to disk]
  • Re-refined 1sio structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1SIO 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 1SIO
  • 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 1SIO, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1sioa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1siob_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1sioc_, region C [Jmol] [rasmolscript] [script source]
  • 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: [1sio_B] [1sio_C] [1sio_A] [1sio] [1sio_E] [1sio_D] [1sio_F]
  • SWISS-PROT database: [Q8GB88]
  • Domain organization of [Q8GB88_9BACL] by SWISSPFAM
    • Other resources with information on 1SIO
  • Community annotation for 1SIO 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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