1G0X Immune System date Oct 09, 2000
title Crystal Structure Of The Ligand Binding Domain Of Lir-1 (Ilt2)
authors T.L.Chapman, A.P.Heikema, A.P.West Jr., P.J.Bjorkman
compound source
Molecule: Leucocyte Immunoglobulin-Like Receptor-1
Chain: A
Fragment: D1d2 Ligand Binding Domain
Synonym: Leukocyte Inhibitory Receptor-1; Leukocyte Immunoglobulin-Like Receptor, Subfamily B (With Tm And Itim Domains), Member 1; Leukocyte Immunoglobulin-Like Receptor 1;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet23
symmetry Space Group: P 41 21 2
R_factor 0.214 R_Free 0.244
length a length b length c angle alpha angle beta angle gamma
68.258 68.258 129.734 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.10 Å
related structures by homologous chain: 1UFU, 1UGN
Primary referenceCrystal structure and ligand binding properties of the D1D2 region of the inhibitory receptor LIR-1 (ILT2)., Chapman TL, Heikema AP, West AP Jr, Bjorkman PJ, Immunity 2000 Nov;13(5):727-36. PMID:11114384
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (40 Kb) [Save to disk]
  • Biological Unit Coordinates (1g0x.pdb1.gz) 36 Kb
  • CSU: Contacts of Structural Units for 1G0X
  • Likely Quarternary Molecular Structure file(s) for 1G0X
  • Retrieve 1G0X in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1G0X from S2C, [Save to disk]
  • View 1G0X 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 1G0X
  • 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 1G0X, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1g0xa1, region A:2-97 [Jmol] [rasmolscript] [script source]
        - Domain d1g0xa2, region A:98-198 [Jmol] [rasmolscript] [script source]
  • Fold representative 1g0x 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: [1g0x_A] [1g0x]
  • SWISS-PROT database: [Q8NHL6]
  • Domain organization of [LIRB1_HUMAN] by SWISSPFAM
  • Domains found in 1G0X: [IG] [IG_like ] by SMART
  • Other resources with information on 1G0X
  • Community annotation for 1G0X at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
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