1MX5	Hydrolase	date	Oct 01, 2002
title	Crystal Structure Of Human Liver Carboxylesterase In Complex Homatropine, A Cocaine Analogue
authors	S.Bencharit, C.L.Morton, Y.Xue, P.M.Potter, M.R.Redinbo
compound		source
Molecule: Liver Carboxylesterase I Chain: A, B, C, D, E, F Synonym: Hcev, Acyl Coenzyme A:Cholesterol Acyltransferase, Monocytemacrophage Serine Esterase, Hmse, Serine Esterase Ec: 3.1.1.1 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: Sf21 Expression_system_vector_type: Baculovirus
symmetry	Space Group: P 1 21 1	R_factor 0.158 R_Free 0.221
crystal cell	length a length b length c angle alpha angle beta angle gamma 55.400 178.800 199.600 90.00 90.20 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	CL, HTQ, NAG, SIA	enzyme	Hydrolase E.C.3.1.1.1 BRENDA
related structures	by homologous chain: 1K4Y, 1MX9
Gene Ontology	Chain Function Process Component F, A, D, C, E, B cholesterol ester hydrolysis...
Primary reference	Structural basis of heroin and cocaine metabolism by a promiscuous human drug-processing enzyme., Bencharit S, Morton CL, Xue Y, Potter PM, Redinbo MR, Nat Struct Biol 2003 May;10(5):349-56. PMID:12679808

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (542 Kb) [Save to disk] Biological Unit Coordinates (1mx5.pdb1.gz) 269 Kb Biological Unit Coordinates (1mx5.pdb2.gz) 269 Kb LPC: Ligand-Protein Contacts for 1MX5 CSU: Contacts of Structural Units for 1MX5 Likely Quarternary Molecular Structure file(s) for 1MX5 Retrieve 1MX5 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1MX5 from S2C, [Save to disk]

View 1MX5 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 1MX5

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1MX5, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1mx5a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1mx5b_, region B [Jmol] [rasmolscript] [script source]     - Domain d1mx5c_, region C [Jmol] [rasmolscript] [script source]     - Domain d1mx5d_, region D [Jmol] [rasmolscript] [script source]     - Domain d1mx5e_, region E [Jmol] [rasmolscript] [script source]     - Domain d1mx5f_, region F [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: [1mx5] [1mx5_C] [1mx5_B] [1mx5_E] [1mx5_A] [1mx5_F] [1mx5_D] SWISS-PROT database: [P23141] Domain organization of [EST1_HUMAN] by SWISSPFAM

Other resources with information on 1MX5

Community annotation for 1MX5 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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