3Q3G	Immune System Cell Adhesion	date	Dec 21, 2010
title	Crystal Structure Of A-Domain In Complex With Antibody
authors	B.Mahalingam, J.P.Xiong, M.A.Arnaout
compound		source
Molecule: Antibody Light Chain Chain: C, A, F, J		Organism_scientific: Mus Musculus Organism_taxid: 10090
Molecule: Antibody Heavy Chain Chain: D, B, H, K		Organism_scientific: Mus Musculus Organism_taxid: 10090
Molecule: Integrin Alpha-M Chain: G, E, I, L Fragment: Unp Residues 148-337 Synonym: Cd11 Antigen-Like Family Member B, Cr-3 Alpha Chai Surface Glycoprotein Mac-1 Subunit Alpha, Leukocyte Adhesio Mo1, Neutrophil Adherence Receptor; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Itgam, Cd11b, Cr3a Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 21 21 21	R_factor 0.211 R_Free 0.244
crystal cell	length a length b length c angle alpha angle beta angle gamma 81.939 157.218 232.128 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.70 Å
ligand	CA, CL, EDO, GOL, NA, PEG	enzyme
Primary reference	Stable Coordination of the Inhibitory Ca2+ Ion at the Metal Ion-Dependent Adhesion Site in Integrin CD11b/CD18 by an Antibody-Derived Ligand Aspartate: Implications for Integrin Regulation and Structure-Based Drug Design., Mahalingam B, Ajroud K, Alonso JL, Anand S, Adair BD, Horenstein AL, Malavasi F, Xiong JP, Arnaout MA, J Immunol. 2011 Nov 16. PMID:22095715

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (421 Kb) [Save to disk] Biological Unit Coordinates (3q3g.pdb1.gz) 111 Kb Biological Unit Coordinates (3q3g.pdb2.gz) 110 Kb Biological Unit Coordinates (3q3g.pdb3.gz) 109 Kb Biological Unit Coordinates (3q3g.pdb4.gz) 110 Kb LPC: Ligand-Protein Contacts for 3Q3G CSU: Contacts of Structural Units for 3Q3G Structure Factors (656 Kb) Retrieve 3Q3G in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3Q3G from S2C, [Save to disk] Re-refined 3q3g structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3Q3G 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 3Q3G

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 3Q3G, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3q3g] [3q3g_B] [3q3g_G] [3q3g_H] [3q3g_D] [3q3g_J] [3q3g_E] [3q3g_F] [3q3g_I] [3q3g_L] [3q3g_C] [3q3g_A] [3q3g_K] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 3Q3G: [IG_like] [IGv] [VWA ] by SMART

Other resources with information on 3Q3G

Community annotation for 3Q3G at PDBWiki (http://pdbwiki.org)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---