1E4W	Immune System	date	Jul 12, 2000
title	Crossreactive Binding Of A Circularized Peptide To An Anti-T Antibody Fab-Fragment
authors	M.Hahn, D.Winkler, R.Misselwitz, H.Wessner, K.Welfle, G.Zahn, J.Sc Mergener, W.Hoehne
compound		source
Molecule: Tab2 Chain: H Fragment: Ig Kappa Heavy Chain Other_details: Murine Fab-Fragment		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Cell_line: Mouse Hybridoma Organ: Spleen
Molecule: Tab2 Chain: L Fragment: Ig Kappa Light Chain Other_details: Murine Fab-Fragment		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Strain: Balbc Cell_line: Mouse Hybridoma Organ: Spleen
Molecule: Cyclic Peptide Chain: P Engineered: Yes		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630
symmetry	Space Group: P 21 21 21	R_factor 0.204 R_Free 0.269
crystal cell	length a length b length c angle alpha angle beta angle gamma 49.220 94.350 121.790 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.95 Å
ligand	CL, NI	enzyme
related structures	by homologous chain: 1A3L, 1GAF, 1QKZ, 2FBJ
Gene Ontology	Chain Function Process Component L
Primary reference	Cross-reactive binding of cyclic peptides to an anti-TGFalpha antibody Fab fragment: an X-ray structural and thermodynamic analysis., Hahn M, Winkler D, Welfle K, Misselwitz R, Welfle H, Wessner H, Zahn G, Scholz C, Seifert M, Harkins R, Schneider-Mergener J, Hohne W, J Mol Biol. 2001 Nov 23;314(2):293-309. PMID:11718562

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (81 Kb) [Save to disk] Biological Unit Coordinates (1e4w.pdb1.gz) 75 Kb LPC: Ligand-Protein Contacts for 1E4W CSU: Contacts of Structural Units for 1E4W Likely Quarternary Molecular Structure file(s) for 1E4W Structure Factors (289 Kb) Retrieve 1E4W in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1E4W from S2C, [Save to disk] Re-refined 1e4w structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1E4W 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 1E4W

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 1E4W, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1e4wh1, region H:1-110 [Jmol] [rasmolscript] [script source]     - Domain d1e4wh2, region H:111-209 [Jmol] [rasmolscript] [script source]     - Domain d1e4wl1, region L:1-107 [Jmol] [rasmolscript] [script source]     - Domain d1e4wl2, region L:108-214 [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1e4w_L] [1e4w_P] [1e4w] [1e4w_H] SWISS-PROT database: [P01837] Domain organization of [IGKC_MOUSE] by SWISSPFAM Domains found in 1E4W: [IG_like] [IGv ] by SMART

Other resources with information on 1E4W

Community annotation for 1E4W at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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