1HTG	Hydrolase(Acid Proteinase)	date	Apr 29, 1994
title	X-Ray Crystallographic Studies Of A Series Of Penicillin-Der Asymmetric Inhibitors Of Hiv-1 Protease
authors	H.Jhoti, A.Wonacott, P.Murray-Rust
compound		source
Molecule: Hiv-1 Protease Chain: A, B Engineered: Yes		Organism_scientific: Human Immunodeficiency Virus 1 Organism_taxid: 11676 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 21 21 2	R_factor 0.190 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 59.300 87.400 46.600 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	G37	enzyme
related structures	by homologous chain: 1A30, 1AXA
Gene Ontology	Chain Function Process Component A, B
Primary reference	X-ray crystallographic studies of a series of penicillin-derived asymmetric inhibitors of HIV-1 protease., Jhoti H, Singh OM, Weir MP, Cooke R, Murray-Rust P, Wonacott A, Biochemistry 1994 Jul 19;33(28):8417-27. PMID:8031777

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (40 Kb) [Save to disk] Biological Unit Coordinates (1htg.pdb1.gz) 36 Kb LPC: Ligand-Protein Contacts for 1HTG CSU: Contacts of Structural Units for 1HTG Likely Quarternary Molecular Structure file(s) for 1HTG Retrieve 1HTG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1HTG from S2C, [Save to disk]

View 1HTG 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 1HTG

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1HTG, from MSDmotif at EBI Genome occurence of 1HTG's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1htga_, region A [Jmol] [rasmolscript] [script source]     - Domain d1htgb_, 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: [1htg] [1htg_B] [1htg_A] SWISS-PROT database: [P03366] Domain organization of [POL_HV1B1] by SWISSPFAM

Other resources with information on 1HTG

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

Movements, Movies and Images

Domain movements in 1HTG from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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