1B4J	Antibody Engineering	date	Dec 22, 1998
title	Comparison Of The Three-Dimensional Structures Of A Humanize Chimeric Fab Of An Anti-Gamma-Interferon Antibody
authors	Z.Fan, L.Shan, B.Z.Goldsteen, L.W.Guddat, A.Thakur, N.F.Landolfi, M.Vasques, C.Queen, P.A.Ramsland, A.B.Edmundson
compound		source
Molecule: Antibody Chain: L Fragment: V Domain And C Domain		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
Molecule: Antibody Chain: H Fragment: V Domain And C Domain		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
symmetry	Space Group: P 21 21 21	R_factor 0.193 R_Free 0.330
crystal cell	length a length b length c angle alpha angle beta angle gamma 67.100 75.800 111.200 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.90 Å
ligand	PCA	enzyme
related structures	by homologous chain: 1B2W, 1RZK
Primary reference	Comparison of the three-dimensional structures of a humanized and a chimeric Fab of an anti-gamma-interferon antibody., Fan ZC, Shan L, Goldsteen BZ, Guddat LW, Thakur A, Landolfi NF, Co MS, Vasquez M, Queen C, Ramsland PA, Edmundson AB, J Mol Recognit 1999 Jan-Feb;12(1):19-32. PMID:10398393

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (67 Kb) [Save to disk] Biological Unit Coordinates (1b4j.pdb1.gz) 62 Kb LPC: Ligand-Protein Contacts for 1B4J CSU: Contacts of Structural Units for 1B4J Likely Quarternary Molecular Structure file(s) for 1B4J Retrieve 1B4J in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1B4J from S2C, [Save to disk]

View 1B4J 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 1B4J

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1B4J, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1b4jh1, region H:1-117 [Jmol] [rasmolscript] [script source]     - Domain d1b4jh2, region H:118-220 [Jmol] [rasmolscript] [script source]     - Domain d1b4jl1, region L:1-107 [Jmol] [rasmolscript] [script source]     - Domain d1b4jl2, 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: [1b4j_H] [1b4j_L] [1b4j] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 1B4J: [IG_like] [IGv ] by SMART

Other resources with information on 1B4J

Community annotation for 1B4J at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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