1PGB Immunoglobulin Binding Protein date Nov 23, 1993
title Two Crystal Structures Of The B1 Immunoglobulin-Binding Doma Streptoccocal Protein G And Comparison With Nmr
authors T.Gallagher, P.Alexander, P.Bryan, G.L.Gilliland
compound source
Molecule: Protein G
Chain: A
Engineered: Yes
Organism_scientific: Streptococcus Sp. Gx7805
Organism_taxid: 1325
symmetry Space Group: P 31 2 1
length a length b length c angle alpha angle beta angle gamma
36.633 36.633 79.254 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.92 Å
related structures by homologous chain: 1MI0, 1QKZ

Primary referenceTwo crystal structures of the B1 immunoglobulin-binding domain of streptococcal protein G and comparison with NMR., Gallagher T, Alexander P, Bryan P, Gilliland GL, Biochemistry 1994 Apr 19;33(15):4721-9. PMID:8161530
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (12 Kb) [Save to disk]
  • Biological Unit Coordinates (1pgb.pdb1.gz) 10 Kb
  • CSU: Contacts of Structural Units for 1PGB
  • Likely Quarternary Molecular Structure file(s) for 1PGB
  • Retrieve 1PGB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1PGB from S2C, [Save to disk]
  • View 1PGB 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 1PGB
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1PGB, from MSDmotif at EBI
  • Genome occurence of 1PGB's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1pgb__, region [Jmol] [rasmolscript] [script source]
  • Fold representative 1pgb from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1pgb_A] [1pgb]
  • SWISS-PROT database: [P06654]
  • Domain organization of [SPG1_STRSG] by SWISSPFAM
  • Other resources with information on 1PGB
  • Community annotation for 1PGB at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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