4X4M	Immune System	date	Dec 03, 2014
title	Structure Of Fcgammari In Complex With Fc Reveals The Import Glycan Recognition For High Affinity Igg Binding
authors	J.Lu, P.D.Sun
compound		source
Molecule: Ig Gamma-1 Chain C Region Chain: A, B, C, D Fragment: Ch2 And Ch3 Regions, Residues 112-330 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Ighg1 Expression_system: Cricetulus Griseus Expression_system_common: Chinese Hamster Expression_system_taxid: 10029
Molecule: High Affinity Immunoglobulin Gamma Fc Receptor I Chain: E, F Fragment: Extracellular Residues 21-289 Synonym: Igg Fc Receptor I,Fc-Gamma Ri,Fcri,Fc-Gamma Ria,Fc Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Fcgr1a, Fcg1, Fcgr1, Igfr1 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 1	R_factor 0.245 R_Free 0.296
crystal cell	length a length b length c angle alpha angle beta angle gamma 59.921 67.991 125.028 89.86 112.25 89.96
method	X-Ray Diffraction	resolution	3.49 Å
ligand	BMA, FUL, GAL, MAN, NAG, SIA	enzyme
Primary reference	Structure of FcgammaRI in complex with Fc reveals the importance of glycan recognition for high-affinity IgG binding., Lu J, Chu J, Zou Z, Hamacher NB, Rixon MW, Sun PD, Proc Natl Acad Sci U S A. 2015 Jan 20;112(3):833-8. doi: 10.1073/pnas.1418812112., Epub 2015 Jan 5. PMID:25561553

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (247 Kb) [Save to disk] Biological Unit Coordinates (4x4m.pdb1.gz) 121 Kb Biological Unit Coordinates (4x4m.pdb2.gz) 121 Kb LPC: Ligand-Protein Contacts for 4X4M CSU: Contacts of Structural Units for 4X4M Structure Factors (340 Kb) Retrieve 4X4M in mmCIF format [Save to disk] Re-refined 4x4m structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 4X4M

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Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute Crystal Contacts, from CryCo at Weizmann Institute 3D motif for 4X4M, from MSDmotif at EBI Fold representative 4x4m from FSSP and Dali (Families of Structurally Similar Proteins)

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4x4m_D] [4x4m_E] [4x4m_B] [4x4m_F] [4x4m] [4x4m_C] [4x4m_A] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 4X4M: [IG_like] [IGc1] [IGc2 ] by SMART

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