4P22 Ligase date Feb 28, 2014
title Crystal Structure Of N-Terminal Fragments Of E1
authors S.T.Xie
compound source
Molecule: Ubiquitin-Like Modifier-Activating Enzyme 1
Chain: A, B
Fragment: Unp Residues 1-439
Synonym: Protein A1s9,Ubiquitin-Activating Enzyme E1
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Uba1, A1s9t, Ube1
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet-Duet
symmetry Space Group: C 2 2 21
R_factor 0.205 R_Free 0.264
length a length b length c angle alpha angle beta angle gamma
94.126 186.812 135.222 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.75 Å
A, B

Primary referenceExpression, purification, and crystal structure of N-terminal domains of human ubiquitin-activating enzyme (E1)., Xie ST, Biosci Biotechnol Biochem. 2014;78(9):1542-9. doi: 10.1080/09168451.2014.923301. , Epub 2014 Jun 9. PMID:25209502
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (246 Kb) [Save to disk]
  • Biological Unit Coordinates (4p22.pdb1.gz) 241 Kb
  • CSU: Contacts of Structural Units for 4P22
  • Structure Factors (481 Kb)
  • Retrieve 4P22 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4P22 from S2C, [Save to disk]
  • Re-refined 4p22 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4P22 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 4P22
  • 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 4P22, from MSDmotif at EBI
  • Fold representative 4p22 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4p22_A] [4p22_B] [4p22]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 4P22
  • Community annotation for 4P22 at PDBWiki (http://pdbwiki.org)

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