5AI1 Crystal structure of ketosteroid isomerase containing Y32F, D40N, Y57F and Y119F mutations in the equilenin-bound form date
authors Cha, H.J., Jeong, J.H., Kim, Y.G.
compound source
symmetry
R_factor
R_Free 0.2594
crystal
cell
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 2.10
ligand EQU enzyme
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceContribution of a Low-Barrier Hydrogen Bond to Catalysis Is Not Significant in Ketosteroid Isomerase., Jang DS, Choi G, Cha HJ, Shin S, Hong BH, Lee HJ, Lee HC, Choi KY, Mol Cells. 2015 May 7. doi: 10.14348/molcells.2015.2266. PMID:25947291
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (46 Kb) [Save to disk]
  • Biological Unit Coordinates (5ai1.pdb1.gz) 83 Kb
  • LPC: Ligand-Protein Contacts for 5AI1
  • CSU: Contacts of Structural Units for 5AI1
  • Structure Factors (124 Kb)
  • Retrieve 5AI1 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 5AI1 from S2C, [Save to disk]
  • Re-refined 5ai1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 5AI1 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 5AI1
  • 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 5AI1, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [5ai1_A] [5ai1]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
    • Other resources with information on 5AI1
  • Community annotation for 5AI1 at PDBWiki (http://pdbwiki.org)

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