1NN6	Hydrolase	date	Jan 12, 2003
title	Human Pro-Chymase
authors	K.K.Reiling, J.Krucinski, L.J.W.Miercke, W.W.Raymond, G.H.Caughe R.M.Stroud
compound		source
Molecule: Chymase Chain: A Synonym: Mast Cell Protease I Ec: 3.4.21.39 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Human Mast Cell Chymase Gene Expression_system: Spodoptera Frugiperda Expression_system_common: Fall Armyworm Expression_system_taxid: 7108 Expression_system_strain: High Five (Trichoplusia Ni) Cells Expression_system_cell_line: Sf9 Expression_system_vector_type: Baculovirus
symmetry	Space Group: P 21 21 21	R_factor 0.203 R_Free 0.245
crystal cell	length a length b length c angle alpha angle beta angle gamma 50.688 55.639 88.686 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.75 Å
ligand	NAG	enzyme	Hydrolase E.C.3.4.21.39 BRENDA
related structures	by homologous chain: 1KLT
Gene Ontology	Chain Function Process Component A
Primary reference	Structure of human pro-chymase: a model for the activating transition of granule-associated proteases., Reiling KK, Krucinski J, Miercke LJ, Raymond WW, Caughey GH, Stroud RM, Biochemistry 2003 Mar 11;42(9):2616-24. PMID:12614156

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (44 Kb) [Save to disk] Biological Unit Coordinates (1nn6.pdb1.gz) 39 Kb LPC: Ligand-Protein Contacts for 1NN6 CSU: Contacts of Structural Units for 1NN6 Likely Quarternary Molecular Structure file(s) for 1NN6 Structure Factors (214 Kb) Retrieve 1NN6 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NN6 from S2C, [Save to disk] Re-refined 1nn6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1NN6 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 1NN6

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 1NN6, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1nn6a_, region A [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: [1nn6] [1nn6_A] SWISS-PROT database: [P23946] Domain organization of [CMA1_HUMAN] by SWISSPFAM Domain found in 1NN6: [Tryp_SPc ] by SMART

Other resources with information on 1NN6

Community annotation for 1NN6 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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