1R8S		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
ligand	BME, FMT, GDP, SO3, SO4	enzyme
note	1R8S is a representative structure
related structures	by homologous chain: 1O3Y, 1R8M
Gene Ontology	Chain Function Process Component A E
Primary reference	Structural snapshots of the mechanism and inhibition of a guanine nucleotide exchange factor., Renault L, Guibert B, Cherfils J, Nature 2003 Dec 4;426(6966):525-30. PMID:14654833

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (71 Kb) [Save to disk] Biological Unit Coordinates (1r8s.pdb1.gz) 64 Kb Biological Unit Coordinates (1r8s.pdb2.gz) 127 Kb LPC: Ligand-Protein Contacts for 1R8S CSU: Contacts of Structural Units for 1R8S Likely Quarternary Molecular Structure file(s) for 1R8S Structure Factors (507 Kb) Retrieve 1R8S in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1R8S from S2C, [Save to disk] Re-refined 1r8s structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1R8S 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.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1r8s] [1r8s_A] [1r8s_E] SWISS-PROT database: [P84080] [Q99418] Domains found in 1R8S: [ARF] [Sec7 ] by SMART

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