1I1C Immune System date Jan 31, 2001
title Non-Fcrn Binding Fc Fragment Of Rat Igg2a
authors W.L.Martin, A.P.West Jr., L.Gan, P.J.Bjorkman
compound source
Molecule: Ig Gamma-2a Chain C Region
Chain: A, B
Fragment: Fc Fragment
Synonym: Igg2a
Engineered: Yes
Mutation: Yes
Organism_scientific: Rattus Norvegicus
Organism_common: Norway Rat
Organism_taxid: 10116
Expression_system: Cricetulus Griseus
Expression_system_common: Chinese Hamster
Expression_system_taxid: 10029
Expression_system_strain: Cho-K1
Expression_system_organ: Ovary
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pbj-5gs
symmetry Space Group: P 1 21 1
R_factor 0.241 R_Free 0.279
crystal
cell
length a length b length c angle alpha angle beta angle gamma
42.503 73.362 82.157 90.00 102.74 90.00
method X-Ray Diffractionresolution 2.70 Å
ligand BMA, FUC, FUL, MAN, NAG enzyme
related structures by homologous chain: 1HZH
Primary referenceCrystal structure at 2.8 A of an FcRn/heterodimeric Fc complex: mechanism of pH-dependent binding., Martin WL, West AP Jr, Gan L, Bjorkman PJ, Mol Cell 2001 Apr;7(4):867-77. PMID:11336709
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (76 Kb) [Save to disk]
  • Biological Unit Coordinates (1i1c.pdb1.gz) 69 Kb
  • LPC: Ligand-Protein Contacts for 1I1C
  • CSU: Contacts of Structural Units for 1I1C
  • Likely Quarternary Molecular Structure file(s) for 1I1C
  • Structure Factors (153 Kb)
  • Retrieve 1I1C in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1I1C from S2C, [Save to disk]
  • Re-refined 1i1c structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1I1C 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 1I1C
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1I1C, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1i1ca1, region A:239-341 [Jmol] [rasmolscript] [script source]
        - Domain d1i1ca2, region A:342-443 [Jmol] [rasmolscript] [script source]
        - Domain d1i1cb1, region B:239-341 [Jmol] [rasmolscript] [script source]
        - Domain d1i1cb2, region B:342-443 [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: [1i1c] [1i1c_A] [1i1c_B]
  • SWISS-PROT database: [P20760]
  • Domain organization of [IGG2A_RAT] by SWISSPFAM
  • Domain found in 1I1C: [IGc1 ] by SMART
  • Other resources with information on 1I1C
  • Community annotation for 1I1C 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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