1KFX		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
Gene Ontology	Chain Function Process Component L S
Primary reference	The crystal structure of calcium-free human m-calpain suggests an electrostatic switch mechanism for activation by calcium., Strobl S, Fernandez-Catalan C, Braun M, Huber R, Masumoto H, Nakagawa K, Irie A, Sorimachi H, Bourenkow G, Bartunik H, Suzuki K, Bode W, Proc Natl Acad Sci U S A 2000 Jan 18;97(2):588-92. PMID:10639123

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (142 Kb) [Save to disk] Biological Unit Coordinates (1kfx.pdb1.gz) 136 Kb CSU: Contacts of Structural Units for 1KFX Likely Quarternary Molecular Structure file(s) for 1KFX Retrieve 1KFX in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KFX from S2C, [Save to disk]

View 1KFX 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: [1kfx] [1kfx_L] [1kfx_S] SWISS-PROT database: [P17655] [P04632] Domains found in 1KFX: [CysPc] [EFh] [calpain_III ] by SMART

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