2FX7	Immune System	date	Feb 03, 2006
title	Crystal Structure Of Hiv-1 Neutralizing Human Fab 4e10 In Co A 16-Residue Peptide Encompassing The 4e10 Epitope On Gp41
authors	R.M.F.Cardoso, F.M.Brunel, S.Ferguson, D.R.Burton, P.E.Dawson, I.
compound		source
Molecule: Fab 4e10 Chain: L Fragment: Light Chain Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Cricetulus Griseus Expression_system_common: Chinese Hamster Expression_system_taxid: 10029
Molecule: Fab 4e10 Chain: H Fragment: Heavy Chain Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Cricetulus Griseus Expression_system_common: Chinese Hamster Expression_system_taxid: 10029
Molecule: Fragment Of Hiv Glycoprotein (Gp41) Chain: P Fragment: Peptide Epitope Of 4e10 Engineered: Yes Mutation: Yes		Synthetic: Yes Other_details: This Sequence Includes A Fragment Of The Hiv Protein Gp41
symmetry	Space Group: C 1 2 1	R_factor 0.202 R_Free 0.222
crystal cell	length a length b length c angle alpha angle beta angle gamma 157.940 44.658 85.264 90.00 113.09 90.00
method	X-Ray Diffraction	resolution	1.76 Å
ligand	GOL	enzyme
Primary reference	Structural Basis of Enhanced Binding of Extended and Helically Constrained Peptide Epitopes of the Broadly Neutralizing HIV-1 Antibody 4E10., Cardoso RM, Brunel FM, Ferguson S, Zwick M, Burton DR, Dawson PE, Wilson IA, J Mol Biol. 2006 Nov 10;. PMID:17125793

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (82 Kb) [Save to disk] Biological Unit Coordinates (2fx7.pdb1.gz) 77 Kb LPC: Ligand-Protein Contacts for 2FX7 CSU: Contacts of Structural Units for 2FX7 Likely Quarternary Molecular Structure file(s) for 2FX7 Structure Factors (425 Kb) Retrieve 2FX7 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2FX7 from S2C, [Save to disk] Re-refined 2fx7 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2FX7 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 2FX7

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 2FX7, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2fx7_H] [2fx7_P] [2fx7_L] [2fx7] SWISS-PROT database: [P05880] Domain organization of [ENV_HV1W2] by SWISSPFAM Domains found in 2FX7: [IG_like] [IGv ] by SMART

Other resources with information on 2FX7

Community annotation for 2FX7 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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