2NNP	Hydrolase Hydrolase Inhibitor	date	Oct 24, 2006
title	Crystal Structure Analysis Of Hiv-1 Protease Mutant I84v Wit Inhibitor Saquinavir
authors	Y.Tie, A.Y.Kovalevsky, P.Boross, Y.F.Wang, A.K.Ghosh, J.Tozser, R.W.Harrison, I.T.Weber
compound		source
Molecule: Protease Chain: A, B Synonym: Retropepsin, Pr Ec: 3.4.23.16 Engineered: Yes Mutation: Yes		Organism_scientific: Human Immunodeficiency Virus 1 Organism_taxid: 11676 Gene: Gag Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet11a
symmetry	Space Group: P 21 21 21	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 51.048 58.884 61.496 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.20 Å
ligand	ACY, GOL, ROC, SO4 BindingDB	enzyme	Hydrolase E.C.3.4.23.16 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Atomic resolution crystal structures of HIV-1 protease and mutants V82A and I84V with saquinavir., Tie Y, Kovalevsky AY, Boross P, Wang YF, Ghosh AK, Tozser J, Harrison RW, Weber IT, Proteins. 2007 Jan 22;67(1):232-242. PMID:17243183

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (81 Kb) [Save to disk] Biological Unit Coordinates (2nnp.pdb1.gz) 77 Kb LPC: Ligand-Protein Contacts for 2NNP CSU: Contacts of Structural Units for 2NNP Likely Quarternary Molecular Structure file(s) for 2NNP Structure Factors (510 Kb) Retrieve 2NNP in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2NNP from S2C, [Save to disk] Re-refined 2nnp structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2NNP 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 2NNP

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2NNP, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2nnp_A] [2nnp_B] [2nnp] SWISS-PROT database: [P04587] Domain organization of [POL_HV1B5] by SWISSPFAM

Other resources with information on 2NNP

Community annotation for 2NNP at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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