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
crystal cell	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 Diffraction	resolution	1.90 Å
ligand	HG	enzyme
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal 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

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2A1I, from MSDmotif at EBI

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)

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