1MT9	Hydrolase Hydrolase Substrate	date	Sep 20, 2002
title	Viability Of A Drug-Resistant Hiv-1 Protease Mutant: Structu Insights For Better Antiviral Therapy
authors	M.Prabu-Jeyabalan, E.A.Nalivaika, N.M.King, C.A.Schiffer
compound		source
Molecule: Protease Retropepsin Chain: A, B Synonym: Hiv-1 Protease Ec: 3.4.23.16 Engineered: Yes Mutation: Yes		Organism_scientific: Human Immunodeficiency Virus 1 Organism_taxid: 11676 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Tap106 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pxc35-Pen18
Molecule: P1-P6 Gag Substrate Decapeptide Chain: P Engineered: Yes		Synthetic: Yes Other_details: This Peptide Sequence Occurs Naturally In Ga
symmetry	Space Group: P 21 21 21	R_factor 0.179 R_Free 0.210
crystal cell	length a length b length c angle alpha angle beta angle gamma 51.265 59.133 61.926 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	PO4	enzyme	Hydrolase E.C.3.4.23.16 BRENDA
related structures	by homologous chain: 1A94, 1K6V
Gene Ontology	Chain Function Process Component A, B
Primary reference	Viability of a drug-resistant human immunodeficiency virus type 1 protease variant: structural insights for better antiviral therapy., Prabu-Jeyabalan M, Nalivaika EA, King NM, Schiffer CA, J Virol 2003 Jan;77(2):1306-15. PMID:12502847

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (39 Kb) [Save to disk] Biological Unit Coordinates (1mt9.pdb1.gz) 35 Kb LPC: Ligand-Protein Contacts for 1MT9 CSU: Contacts of Structural Units for 1MT9 Likely Quarternary Molecular Structure file(s) for 1MT9 Retrieve 1MT9 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1MT9 from S2C, [Save to disk]

View 1MT9 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 1MT9

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1MT9, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1mt9a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1mt9b_, region B [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: [1mt9_P] [1mt9_B] [1mt9] [1mt9_A] SWISS-PROT database: [P03369] Domain organization of [POL_HV1A2] by SWISSPFAM

Other resources with information on 1MT9

Community annotation for 1MT9 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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