1PE6	Hydrolase (Sulfhydryl Proteinase)	date	May 14, 1991
title	Refined X-Ray Structure Of Papain(Dot)E-64-C Complex At 2.1- Resolution
authors	D.Yamamoto, K.Matsumoto, H.Ohishi, T.Ishida, M.Inoue, K.Kitamura,
compound		source
Molecule: Papain Chain: A Ec: 3.4.22.2 Engineered: Yes		Organism_scientific: Carica Papaya Organism_common: Papaya Organism_taxid: 3649
symmetry	Space Group: P 21 21 21	R_factor R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 42.900 95.510 49.990 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.10 Å
ligand	E6C, MOH BindingDB	enzyme	Hydrolase E.C.3.4.22.2 BRENDA
related structures	by homologous chain: 1GEC, 1MEG
Gene Ontology	Chain Function Process Component A
Primary reference	Refined x-ray structure of papain.E-64-c complex at 2.1-A resolution., Yamamoto D, Matsumoto K, Ohishi H, Ishida T, Inoue M, Kitamura K, Mizuno H, J Biol Chem 1991 Aug 5;266(22):14771-7. PMID:1860874

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (44 Kb) [Save to disk] Biological Unit Coordinates (1pe6.pdb1.gz) 39 Kb LPC: Ligand-Protein Contacts for 1PE6 CSU: Contacts of Structural Units for 1PE6 Likely Quarternary Molecular Structure file(s) for 1PE6 Structure Factors (135 Kb) Retrieve 1PE6 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1PE6 from S2C, [Save to disk] Re-refined 1pe6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1PE6 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 1PE6

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 1PE6, from MSDmotif at EBI Genome occurence of 1PE6's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1pe6__, 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: [1pe6] [1pe6_A] SWISS-PROT database: [P00784] Domain organization of [PAPA1_CARPA] by SWISSPFAM Domain found in 1PE6: [Pept_C1 ] by SMART

Other resources with information on 1PE6

Community annotation for 1PE6 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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