4QI1		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	GOL, MPG, RET	enzyme
Gene	HQ
Gene Ontology	Chain Function Process Component C, A, B ion channel activity
Primary reference	Structural and Functional Studies of a Newly Grouped Haloquadratum walsbyi Bacteriorhodopsin Reveal the Acid-resistant Light-driven Proton Pumping Activity., Hsu MF, Fu HY, Cai CJ, Yi HP, Yang CS, Wang AH, J Biol Chem. 2015 Dec 4;290(49):29567-77. doi: 10.1074/jbc.M115.685065. Epub 2015, Oct 19. PMID:26483542

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (132 Kb) [Save to disk] Biological Unit Coordinates (4qi1.pdb1.gz) 124 Kb LPC: Ligand-Protein Contacts for 4QI1 CSU: Contacts of Structural Units for 4QI1 Structure Factors (895 Kb) Retrieve 4QI1 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4QI1 from S2C, [Save to disk] Re-refined 4qi1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4QI1 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: [4qi1] [4qi1_A] [4qi1_B] [4qi1_C] SWISS-PROT database: Domain found in 4QI1: [Bac_rhodopsin ] by SMART

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