1G1S	Immune System, Membrane Protein	date	Oct 13, 2000
title	P-Selectin Lectinegf Domains Complexed With Psgl-1 Peptide
authors	W.S.Somers, R.T.Camphausen
compound		source
Molecule: P-Selectin Chain: A, B Fragment: Lectinegf Domains Synonym: Granule Membrane Protein 140, Gmp-140, Padgem, Cd6 Leukocyte-Endothelial Cell Adhesion Molecule 3, Lecam3; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Cricetulus Griseus Expression_system_common: Chinese Hamster Expression_system_taxid: 10029 Expression_system_cell: Cho Cells Expression_system_vector_type: Plasmid
Molecule: Psgl-1 Peptide Chain: C, D Synonym: Psgl-1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Cricetulus Griseus Expression_system_common: Chinese Hamster Expression_system_taxid: 10029 Expression_system_cell: Cho Cells Expression_system_vector_type: Plasmid
symmetry	Space Group: I 2 2 2	R_factor 0.204 R_Free 0.235
crystal cell	length a length b length c angle alpha angle beta angle gamma 63.445 96.756 187.289 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	FUC, GAL, MRD, NA, NAG, NGA, SIA, SR, TYS	enzyme
note	1G1S is a representative structure
related structures	by homologous chain: 1ESL, 1G1T
Primary reference	Insights into the molecular basis of leukocyte tethering and rolling revealed by structures of P- and E-selectin bound to SLe(X) and PSGL-1., Somers WS, Tang J, Shaw GD, Camphausen RT, Cell 2000 Oct 27;103(3):467-79. PMID:11081633

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (74 Kb) [Save to disk] Biological Unit Coordinates (1g1s.pdb1.gz) 66 Kb LPC: Ligand-Protein Contacts for 1G1S CSU: Contacts of Structural Units for 1G1S Likely Quarternary Molecular Structure file(s) for 1G1S Retrieve 1G1S in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1G1S from S2C, [Save to disk]

View 1G1S 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 1G1S

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1G1S, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1g1sa1, region A:1-118 [Jmol] [rasmolscript] [script source]     - Domain d1g1sa2, region A:119-158 [Jmol] [rasmolscript] [script source]     - Domain d1g1sb1, region B:1-118 [Jmol] [rasmolscript] [script source]     - Domain d1g1sb2, region B:119-157 [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: [1g1s_D] [1g1s_A] [1g1s_B] [1g1s_C] [1g1s] SWISS-PROT database: [P16109] [Q14242] Domain organization of [LYAM3_HUMAN] [SELPL_HUMAN] by SWISSPFAM Domains found in 1G1S: [CLECT] [EGF ] by SMART

Other resources with information on 1G1S

Community annotation for 1G1S at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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