1KHQ		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	0HQ	enzyme
related structures	by homologous chain: 1PPN
Gene Ontology	Chain Function Process Component A
Primary reference	Two polymorphs of a covalent complex between papain and a diazomethylketone inhibitor., Janowski R, Kozak M, Jankowska E, Grzonka Z, Jaskolski M, J Pept Res 2004 Oct;64(4):141-50. PMID:15357669

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (41 Kb) [Save to disk] Biological Unit Coordinates (1khq.pdb1.gz) 37 Kb LPC: Ligand-Protein Contacts for 1KHQ CSU: Contacts of Structural Units for 1KHQ Likely Quarternary Molecular Structure file(s) for 1KHQ Structure Factors (206 Kb) Retrieve 1KHQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KHQ from S2C, [Save to disk] Re-refined 1khq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1KHQ 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: [1khq] [1khq_A] [1khq_I] SWISS-PROT database: [P00784] Domain found in 1KHQ: [Pept_C1 ] by SMART

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