3ECG	Hydrolase	date	Aug 29, 2008
title	High Resolution Hiv-2 Protease Structure In Complex With Ant Inhibitor Grl-98065
authors	A.Y.Kovalevsky, I.T.Weber
compound		source
Molecule: Protease Chain: A, B Ec: 3.4.23.47 Engineered: Yes		Organism_scientific: Human Immunodeficiency Virus Type 2 (I Rod); Organism_taxid: 11720 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet11a
symmetry	Space Group: C 1 2 1	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 105.396 30.964 55.625 90.00 91.39 90.00
method	X-Ray Diffraction	resolution	1.18 Å
ligand	065, CL, IMD, NA, ZN	enzyme	Hydrolase E.C.3.4.23.47 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structural evidence for effectiveness of darunavir and two related antiviral inhibitors against HIV-2 protease., Kovalevsky AY, Louis JM, Aniana A, Ghosh AK, Weber IT, J Mol Biol. 2008 Dec 5;384(1):178-92. Epub 2008 Sep 20. PMID:18834890

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (81 Kb) [Save to disk] Biological Unit Coordinates (3ecg.pdb1.gz) 76 Kb LPC: Ligand-Protein Contacts for 3ECG CSU: Contacts of Structural Units for 3ECG Likely Quarternary Molecular Structure file(s) for 3ECG Structure Factors (398 Kb) Retrieve 3ECG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3ECG from S2C, [Save to disk] Re-refined 3ecg structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3ECG 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 3ECG

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3ECG, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3ecg_B] [3ecg] [3ecg_A] SWISS-PROT database: [P04584] Domain organization of [POL_HV2RO] by SWISSPFAM

Other resources with information on 3ECG

Community annotation for 3ECG at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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