2G5R	Cell Adhesion	date	Feb 23, 2006
title	Crystal Structure Of Siglec-7 In Complex With Methyl-9-(Amin Amino)-9-Deoxyneu5ac (Oxamido-Neu5ac)
authors	H.Attrill, P.R.Crocker, D.M.Van Aalten
compound		source
Molecule: Sialic Acid-Binding Ig-Like Lectin 7 Chain: A Fragment: N-Terminal Domain Synonym: Siglec-7, Qa79 Membrane Protein, Adhesion Inhibito Receptor Molecule 1, Airm-1, P75, D-Siglec, Cdw328 Antigen; 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 Lec1 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pdef
symmetry	Space Group: P 41 21 2	R_factor 0.213 R_Free 0.228
crystal cell	length a length b length c angle alpha angle beta angle gamma 52.928 52.928 93.236 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.60 Å
ligand	CYS, NAG, NXD	enzyme
note	2G5R is a representative structure
Primary reference	The structure of Siglec-7 in complex with sialosides: leads for rational structure-based inhibitor design., Attrill H, Takazawa H, Witt S, Kelm S, Isecke R, Brossmer R, Ando T, Ishida H, Kiso M, Crocker PR, van Aalten DM, Biochem J. 2006 Apr 20;. PMID:16623661

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (27 Kb) [Save to disk] Biological Unit Coordinates (2g5r.pdb1.gz) 22 Kb LPC: Ligand-Protein Contacts for 2G5R CSU: Contacts of Structural Units for 2G5R Likely Quarternary Molecular Structure file(s) for 2G5R Structure Factors (122 Kb) Retrieve 2G5R in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2G5R from S2C, [Save to disk] Re-refined 2g5r structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2G5R 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 2G5R

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 2G5R, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2g5r] [2g5r_A] SWISS-PROT database: [Q9Y286] Domain organization of [SIGL7_HUMAN] by SWISSPFAM Domain found in 2G5R: [IG ] by SMART

Other resources with information on 2G5R

Community annotation for 2G5R at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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