2AUX	Hydrolase	date	Aug 29, 2005
title	Cathepsin K Complexed With A Semicarbazone Inhibitor
authors	K.K.Adkison, D.G.Barrett, D.N.Deaton, R.T.Gampe, A.M.Hassell, S.T R.B.Mcfadyen, A.B.Miller, L.R.Miller, L.M.Shewchuk
compound		source
Molecule: Cathepsin K Chain: A Fragment: Mature Form Of Cathepsin K (Residues 115-329) Synonym: Cathepsin O, Cathepsin X, Cathepsin O2 Ec: 3.4.22.38 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Ctsk, Ctso, Ctso2 Expression_system: Spodoptera Frugiperda Expression_system_common: Fall Armyworm Expression_system_taxid: 7108 Expression_system_vector_type: Baculovirus Expression_system_plasmid: Pfastbac
symmetry	Space Group: P 43 21 2	R_factor 0.198 R_Free 0.253
crystal cell	length a length b length c angle alpha angle beta angle gamma 61.390 61.390 110.150 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	CT1 BindingDB	enzyme	Hydrolase E.C.3.4.22.38 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Semicarbazone-based inhibitors of cathepsin K, are they prodrugs for aldehyde inhibitors?, Adkison KK, Barrett DG, Deaton DN, Gampe RT, Hassell AM, Long ST, McFadyen RB, Miller AB, Miller LR, Payne JA, Shewchuk LM, Wells-Knecht KJ, Willard DH Jr, Wright LL, Bioorg Med Chem Lett. 2006 Feb 15;16(4):978-83. Epub 2005 Nov 15. PMID:16290936

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (40 Kb) [Save to disk] Biological Unit Coordinates (2aux.pdb1.gz) 35 Kb LPC: Ligand-Protein Contacts for 2AUX CSU: Contacts of Structural Units for 2AUX Likely Quarternary Molecular Structure file(s) for 2AUX Structure Factors (125 Kb) Retrieve 2AUX in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2AUX from S2C, [Save to disk] Re-refined 2aux structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2AUX 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.

Visual 3D analysis of 2AUX

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2AUX, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2aux] [2aux_A] SWISS-PROT database: [P43235] Domain organization of [CATK_HUMAN] by SWISSPFAM Domain found in 2AUX: [Pept_C1 ] by SMART

Other resources with information on 2AUX

Community annotation for 2AUX at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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