1NL6	Hydrolase	date	Jan 06, 2003
title	Crystal Structure Of The Cysteine Protease Human Cathepsin K Complex With A Covalent Azepanone Inhibitor
authors	W.W.Smith, C.A.Janson, B.Zhao
compound		source
Molecule: Cathepsin K Chain: A, B Synonym: Cathepsin O, Cathepsin X, Cathepsin O2 Ec: 3.4.22.38 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Spodoptera Frugiperda Expression_system_common: Fall Armyworm Expression_system_taxid: 7108 Expression_system_cell_line: Sf9 Expression_system_vector_type: Baculovirus
symmetry	Space Group: P 21 21 21	R_factor 0.246 R_Free 0.298
crystal cell	length a length b length c angle alpha angle beta angle gamma 71.816 75.888 114.841 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	750 BindingDB	enzyme	Hydrolase E.C.3.4.22.38 BRENDA
related structures	by homologous chain: 1AU2
Gene Ontology	Chain Function Process Component A, B
Primary reference	Azepanone-based inhibitors of human and rat cathepsin K., Marquis RW, Ru Y, LoCastro SM, Zeng J, Yamashita DS, Oh HJ, Erhard KF, Davis LD, Tomaszek TA, Tew D, Salyers K, Proksch J, Ward K, Smith B, Levy M, Cummings MD, Haltiwanger RC, Trescher G, Wang B, Hemling ME, Quinn CJ, Cheng HY, Lin F, Smith WW, Janson CA, Zhao B, McQueney MS, D'Alessio K, Lee CP, Marzulli A, Dodds RA, Blake S, Hwang SM, James IE, Gress CJ, Bradley BR, Lark MW, Gowen M, Veber DF, J Med Chem 2001 Apr 26;44(9):1380-95. PMID:11311061

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (74 Kb) [Save to disk] Biological Unit Coordinates (1nl6.pdb1.gz) 35 Kb Biological Unit Coordinates (1nl6.pdb2.gz) 36 Kb LPC: Ligand-Protein Contacts for 1NL6 CSU: Contacts of Structural Units for 1NL6 Likely Quarternary Molecular Structure file(s) for 1NL6 Retrieve 1NL6 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NL6 from S2C, [Save to disk]

View 1NL6 in 3D

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Visual 3D analysis of 1NL6

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1NL6, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1nl6a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1nl6b_, region B [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1nl6_B] [1nl6] [1nl6_A] SWISS-PROT database: [P43235] Domain organization of [CATK_HUMAN] by SWISSPFAM Domain found in 1NL6: [Pept_C1 ] by SMART

Other resources with information on 1NL6

Community annotation for 1NL6 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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