1PLG	Immunoglobulin	date	Apr 24, 1995
title	Evidence For The Extended Helical Nature Of Polysaccharide E The 2.8 Angstroms Resolution Structure And Thermodynamics O Binding Of An Antigen Binding Fragment Specific For Alpha-( Polysialic Acid
authors	S.V.Evans, B.W.Sigurskjold, H.J.Jennings, J.R.Brisson, W.C.Tse, E.Altman, M.Frosch, C.Weisgerber, H.Kratzin, S.Klebert, M.Vaesen D.Bitter-Suermann, D.R.Rose, N.M.Young, D.R.Bundle
compound		source
Molecule: Igg2a=Kappa= Chain: L Fragment: Fab Fragment That Binds Polysialic Acid		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090
Molecule: Igg2a=Kappa= Chain: H Fragment: Fab Fragment That Binds Polysialic Acid		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090
symmetry	Space Group: I 2 2 2	R_factor 0.164 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 79.140 91.210 141.400 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.80 Å
related structures	by homologous chain: 1IFH, 1UWG, 2BOB
Gene Ontology	Chain Function Process Component L
Primary reference	Evidence for the extended helical nature of polysaccharide epitopes. The 2.8 A resolution structure and thermodynamics of ligand binding of an antigen binding fragment specific for alpha-(2-->8)-polysialic acid., Evans SV, Sigurskjold BW, Jennings HJ, Brisson JR, To R, Tse WC, Altman E, Frosch M, Weisgerber C, Kratzin HD, et al., Biochemistry 1995 May 23;34(20):6737-44. PMID:7538787

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (72 Kb) [Save to disk] Biological Unit Coordinates (1plg.pdb1.gz) 68 Kb CSU: Contacts of Structural Units for 1PLG Likely Quarternary Molecular Structure file(s) for 1PLG Retrieve 1PLG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1PLG from S2C, [Save to disk]

View 1PLG 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 1PLG

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1PLG, from MSDmotif at EBI Genome occurence of 1PLG's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1plgh1, region H:1-117 [Jmol] [rasmolscript] [script source]     - Domain d1plgh2, region H:118-215 [Jmol] [rasmolscript] [script source]     - Domain d1plgl1, region L:1-112 [Jmol] [rasmolscript] [script source]     - Domain d1plgl2, region L:113-215 [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: [1plg_L] [1plg_H] [1plg] SWISS-PROT database: [P01865] Domain organization of [GCAM_MOUSE] by SWISSPFAM Domains found in 1PLG: [IG_like] [IGv ] by SMART

Other resources with information on 1PLG

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

Movements, Movies and Images

Domain movements in 1PLG from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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