4K4R		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	27B, 3TL, BR, DMS, NO3	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystallographic Fragment Based Drug Discovery: Use of a Brominated Fragment Library Targeting HIV Protease., Tiefenbrunn T, Forli S, Happer M, Gonzalez A, Tsai Y, Soltis M, Elder JH, Olson AJ, Stout CD, Chem Biol Drug Des. 2013 Sep 2. doi: 10.1111/cbdd.12227. PMID:23998903

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (42 Kb) [Save to disk] Biological Unit Coordinates (4k4r.pdb1.gz) 35 Kb LPC: Ligand-Protein Contacts for 4K4R CSU: Contacts of Structural Units for 4K4R Structure Factors (332 Kb) Retrieve 4K4R in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4K4R from S2C, [Save to disk] Re-refined 4k4r structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4K4R 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: [4k4r] [4k4r_A] [4k4r_B] SWISS-PROT database:

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