1EAS	Hydrolase (Serine Protease)	date	Nov 22, 1994
title	Nonpeptidic Inhibitors Of Human Leukocyte Elastase. 3. Desig Synthesis, X-Ray Crystallographic Analysis, And Structure-A Relationships For A Series Of Orally Active 3-Amino-6-Pheny 2-One Trifluoromethyl Ketones
authors	C.Ceccarelli
compound		source
Molecule: Porcine Pancreatic Elastase Chain: A Ec: 3.4.21.36 Engineered: Yes		Organism_scientific: Sus Scrofa Organism_common: Pig Organism_taxid: 9823
symmetry	Space Group: P 21 21 21	R_factor 0.183 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 51.950 57.730 75.560 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.80 Å
ligand	NA, SO4, TFK	enzyme	Hydrolase E.C.3.4.21.36 BRENDA
related structures	by homologous chain: 1ELA, 1MCV
Gene Ontology	Chain Function Process Component A
Primary reference	Nonpeptidic inhibitors of human leukocyte elastase. 3. Design, synthesis, X-ray crystallographic analysis, and structure-activity relationships for a series of orally active 3-amino-6-phenylpyridin-2-one trifluoromethyl ketones., Bernstein PR, Andisik D, Bradley PK, Bryant CB, Ceccarelli C, Damewood JR Jr, Earley R, Edwards PD, Feeney S, Gomes BC, et al., J Med Chem 1994 Sep 30;37(20):3313-26. PMID:7932559

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (46 Kb) [Save to disk] Biological Unit Coordinates (1eas.pdb1.gz) 43 Kb LPC: Ligand-Protein Contacts for 1EAS CSU: Contacts of Structural Units for 1EAS Likely Quarternary Molecular Structure file(s) for 1EAS Structure Factors (136 Kb) Retrieve 1EAS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1EAS from S2C, [Save to disk] Re-refined 1eas structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1EAS 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 1EAS

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 1EAS, from MSDmotif at EBI Genome occurence of 1EAS's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1eas__, region [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: [1eas] [1eas_A] SWISS-PROT database: [P00772] Domain organization of [CELA1_PIG] by SWISSPFAM Domain found in 1EAS: [Tryp_SPc ] by SMART

Other resources with information on 1EAS

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

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