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
crystal cell	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 Diffraction	resolution	2.10 Å
related structures	by homologous chain: 1UFU, 1UGN
Primary reference	Crystal 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]

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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

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server 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] 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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