1K4Y	Hydrolase	date	Oct 09, 2001
title	Crystal Structure Of Rabbit Liver Carboxylesterase In Comple Piperidino-Piperidine
authors	S.Bencharit, C.L.Morton, E.L.Howard-Williams, M.K.Danks, P.M.Pot M.R.Redinbo
compound		source
Molecule: Liver Carboxylesterase Chain: A Ec: 3.1.1.1 Engineered: Yes		Organism_scientific: Oryctolagus Cuniculus Organism_common: Rabbit Organism_taxid: 9986 Organ: Liver 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: H 3 2	R_factor 0.229 R_Free 0.294
crystal cell	length a length b length c angle alpha angle beta angle gamma 110.230 110.230 282.520 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	4PN, MAN, NAG	enzyme	Hydrolase E.C.3.1.1.1 BRENDA
related structures	by homologous chain: 1MX1, 1MX5
Gene Ontology	Chain Function Process Component A
Primary reference	Structural insights into CPT-11 activation by mammalian carboxylesterases., Bencharit S, Morton CL, Howard-Williams EL, Danks MK, Potter PM, Redinbo MR, Nat Struct Biol 2002 May;9(5):337-42. PMID:11967565

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (94 Kb) [Save to disk] Biological Unit Coordinates (1k4y.pdb1.gz) 88 Kb LPC: Ligand-Protein Contacts for 1K4Y CSU: Contacts of Structural Units for 1K4Y Likely Quarternary Molecular Structure file(s) for 1K4Y Retrieve 1K4Y in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1K4Y from S2C, [Save to disk]

View 1K4Y 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 1K4Y

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1K4Y, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1k4ya_, 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: [1k4y] [1k4y_A] SWISS-PROT database: [P12337] Domain organization of [EST1_RABIT] by SWISSPFAM

Other resources with information on 1K4Y

Community annotation for 1K4Y at PDBWiki (http://pdbwiki.org) LED, table of lipase structures from Lipase Engineering Database. MMDB (Entrez's Structure Database)

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