7FAB	Immune System	date	Nov 20, 1991
title	Crystal Structure Of Human Immunoglobulin Fragment Fab New R 2.0 Angstroms Resolution
authors	F.Saul, R.J.Poljak
compound		source
Molecule: Igg1-Lambda New Fab (Light Chain) Chain: L Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
Molecule: Igg1-Lambda New Fab (Heavy Chain) Chain: H Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
symmetry	Space Group: C 1 2 1	R_factor 0.169 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 111.430 56.680 90.300 90.00 116.46 90.00
method	X-Ray Diffraction	resolution	2.00 Å
note	7FAB supersedes 3FAB, 2FAB, 1FAB
related structures	by homologous chain: 1GAF, 1LGV, 1T3F, 2MCG
Gene Ontology	Chain Function Process Component H, L
Primary reference	Crystal structure of human immunoglobulin fragment Fab New refined at 2.0 A resolution., Saul FA, Poljak RJ, Proteins 1992 Nov;14(3):363-71. PMID:1438175

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (73 Kb) [Save to disk] Biological Unit Coordinates (7fab.pdb1.gz) 68 Kb CSU: Contacts of Structural Units for 7FAB Likely Quarternary Molecular Structure file(s) for 7FAB Retrieve 7FAB in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 7FAB from S2C, [Save to disk]

View 7FAB 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 7FAB

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 7FAB, from MSDmotif at EBI Genome occurence of 7FAB's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d7fabh1, region H:1-116 [Jmol] [rasmolscript] [script source]     - Domain d7fabh2, region H:117-217 [Jmol] [rasmolscript] [script source]     - Domain d7fabl1, region L:1-103 [Jmol] [rasmolscript] [script source]     - Domain d7fabl2, region L:104-204 [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: [7fab_H] [7fab_L] [7fab] SWISS-PROT database: [P01825] [P01842] Domain organization of [HV207_HUMAN] [LAC_HUMAN] by SWISSPFAM Domains found in 7FAB: [IG_like] [IGv ] by SMART

Other resources with information on 7FAB

Community annotation for 7FAB at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 7FAB from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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