1SQB		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	AZO, FES, HEM	enzyme
related structures	by homologous chain: 1BE3, 1L0N, 1QCR
Gene Ontology	Chain Function Process Component A B C D E F G H I J K ubiquinol-cytochrome-c reduc...
Primary reference	Crystallographic studies of quinol oxidation site inhibitors: a modified classification of inhibitors for the cytochrome bc(1) complex., Esser L, Quinn B, Li YF, Zhang M, Elberry M, Yu L, Yu CA, Xia D, J Mol Biol 2004 Jul 30;341(1):281-302. PMID:15312779

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (342 Kb) [Save to disk] Biological Unit Coordinates (1sqb.pdb1.gz) 656 Kb LPC: Ligand-Protein Contacts for 1SQB CSU: Contacts of Structural Units for 1SQB Likely Quarternary Molecular Structure file(s) for 1SQB Retrieve 1SQB in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1SQB from S2C, [Save to disk]

View 1SQB 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: [1sqb] [1sqb_A] [1sqb_B] [1sqb_C] [1sqb_D] [1sqb_E] [1sqb_F] [1sqb_G] [1sqb_H] [1sqb_I] [1sqb_J] [1sqb_K] SWISS-PROT database: [P00125] [P00157] [P07552] [P31800] [P23004] [P00126] [P00129] [P13271] [P00130] [P13272] Belongs to the proton-translocating quinol:cytochrome c reductase (qcr) superfamily according to TCDB.

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