1GKG Complement date Aug 14, 2001
title Structure Determination And Rational Mutagenesis Reveal Binding Surface Of Immune Adherence Receptor, Cr1 (Cd35)
authors B.O.Smith, R.L.Mallin, M.Krych-Goldberg, X.Wang, R.E.Hauhart, K.Bromek, D.Uhrin, J.P.Atkinson, P.N.Barlow
compound source
Molecule: Complement Receptor Type 1
Chain: A
Fragment: Modules 16 And 17, Of Site 2, Residue 1002-1133
Synonym: Cr1, C3bc4b Receptor, Cd35, Antigen
Engineered: Yes
Mutation: Yes
Other_details: Second Two Modules Of Site 2 In Cr1, A C3bc4b Binding Site
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Pichia Pastoris
Expression_system_taxid: 4922
Expression_system_vector: Ppic9
Other_details: Recombinant Technology Using Human Gene (Not Synthetic)
methodSolution NMR
related structures by homologous chain: 1GKN
Primary referenceStructure of the C3b binding site of CR1 (CD35), the immune adherence receptor., Smith BO, Mallin RL, Krych-Goldberg M, Wang X, Hauhart RE, Bromek K, Uhrin D, Atkinson JP, Barlow PN, Cell 2002 Mar 22;108(6):769-80. PMID:11955431
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (788 Kb) [Save to disk]
  • CSU: Contacts of Structural Units for 1GKG
  • Experimental data, such as chemical shifts, at BioMagResBank (BMRB)
  • NMR Restraints Grid from BioMagResBank (BMRB)
  • Retrieve 1GKG in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1GKG from S2C, [Save to disk]
    • View 1GKG 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 1GKG
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1GKG, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1gkga2, region A:1023-1092 [Jmol] [rasmolscript] [script source]
        - Domain d1gkga1, region A:957-1022 [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: [1gkg] [1gkg_A]
  • SWISS-PROT database: [P17927]
  • Domain organization of [CR1_HUMAN] by SWISSPFAM
  • Domain found in 1GKG: [CCP ] by SMART
    • Other resources with information on 1GKG
  • Community annotation for 1GKG at PDBWiki (http://pdbwiki.org)
  • NMR Ensemble (OLDERADO: core, domain and representative structure database)
  • MMDB (Entrez's Structure Database)
    • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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