1QKO		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	RET	enzyme
related structures	by homologous chain: 1E0P, 1QKP
Gene Ontology	Chain Function Process Component A ion channel activity
Primary reference	High-resolution X-ray structure of an early intermediate in the bacteriorhodopsin photocycle., Edman K, Nollert P, Royant A, Belrhali H, Pebay-Peyroula E, Hajdu J, Neutze R, Landau EM, Nature 1999 Oct 21;401(6755):822-6. PMID:10548112

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (41 Kb) [Save to disk] Biological Unit Coordinates (1qko.pdb1.gz) 105 Kb LPC: Ligand-Protein Contacts for 1QKO CSU: Contacts of Structural Units for 1QKO Likely Quarternary Molecular Structure file(s) for 1QKO Structure Factors (229 Kb) Retrieve 1QKO in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1QKO from S2C, [Save to disk] Re-refined 1qko structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1QKO 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: [1qko] [1qko_A] SWISS-PROT database: [P02945] Belongs to the ion-translocating microbial rhodopsin (mr) family according to TCDB. Domain found in 1QKO: [Bac_rhodopsin ] by SMART

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