2A1I Dna Binding Protein date Jun 20, 2005
title Crystal Structure Of The Central Domain Of Human Ercc1
authors O.V.Tsodikov, J.H.Enzlin, O.D.Scharer, T.Ellenberger
compound source
Molecule: Dna Excision Repair Protein Ercc-1
Chain: A
Fragment: Central Domain
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Ercc1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21 (De3ril)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet-Duet1
symmetry Space Group: P 21 21 21
R_factor 0.204 R_Free 0.248
length a length b length c angle alpha angle beta angle gamma
40.070 50.291 72.216 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.90 Å
ligand HG enzyme

Primary referenceCrystal structure and DNA binding functions of ERCC1, a subunit of the DNA structure-specific endonuclease XPF-ERCC1., Tsodikov OV, Enzlin JH, Scharer OD, Ellenberger T, Proc Natl Acad Sci U S A. 2005 Aug 9;102(32):11236-41. Epub 2005 Aug 2. PMID:16076955
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (28 Kb) [Save to disk]
  • Biological Unit Coordinates (2a1i.pdb1.gz) 24 Kb
  • LPC: Ligand-Protein Contacts for 2A1I
  • CSU: Contacts of Structural Units for 2A1I
  • Likely Quarternary Molecular Structure file(s) for 2A1I
  • Structure Factors (218 Kb)
  • Retrieve 2A1I in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2A1I from S2C, [Save to disk]
  • Re-refined 2a1i structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2A1I 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 2A1I
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2A1I, from MSDmotif at EBI
  • Fold representative 2a1i from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2a1i] [2a1i_A]
  • SWISS-PROT database: [P07992]
  • Domain organization of [ERCC1_HUMAN] by SWISSPFAM
  • Other resources with information on 2A1I
  • Community annotation for 2A1I 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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