1K3B		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	CL, NAG, SO4	enzyme
related structures	by homologous chain: 1BP4, 1JQP, 1POP
Gene Ontology	Chain Function Process Component B, C
Primary reference	Structure of human dipeptidyl peptidase I (cathepsin C): exclusion domain added to an endopeptidase framework creates the machine for activation of granular serine proteases., Turk D, Janjic V, Stern I, Podobnik M, Lamba D, Dahl SW, Lauritzen C, Pedersen J, Turk V, Turk B, EMBO J 2001 Dec 3;20(23):6570-82. PMID:11726493

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (71 Kb) [Save to disk] Biological Unit Coordinates (1k3b.pdb1.gz) 257 Kb LPC: Ligand-Protein Contacts for 1K3B CSU: Contacts of Structural Units for 1K3B Likely Quarternary Molecular Structure file(s) for 1K3B Structure Factors (187 Kb) Retrieve 1K3B in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1K3B from S2C, [Save to disk] Re-refined 1k3b structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1K3B 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: [1k3b] [1k3b_A] [1k3b_B] [1k3b_C] SWISS-PROT database: [P53634] Domain found in 1K3B: [Pept_C1 ] by SMART

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