1HSI	Hydrolase (Acid Proteinase)	date	Mar 31, 1995
title	Crystal Structure At 1.9 Angstroms Resolution Of Human Immunodeficiency Virus (Hiv) II Protease Complexed With L-7 Orally Bioavailable Inhibitor Of The Hiv Proteases
authors	Z.Chen
compound		source
Molecule: Hiv-2 Protease Chain: A, B Ec: 3.4.23.- Engineered: Yes Other_details: Rod Isolate		Organism_scientific: Human Immunodeficiency Virus 2 Organism_taxid: 11709 Gene: Hiv-2 Protease From The Rod Isolate Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 1 21 1	R_factor 0.166 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 36.760 58.440 55.110 90.00 91.20 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand		enzyme	Hydrolase E.C.3.4.23 BRENDA
related structures	by homologous chain: 1TCW, 3UPJ
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal structure at 1.9-A resolution of human immunodeficiency virus (HIV) II protease complexed with L-735,524, an orally bioavailable inhibitor of the HIV proteases., Chen Z, Li Y, Chen E, Hall DL, Darke PL, Culberson C, Shafer JA, Kuo LC, J Biol Chem 1994 Oct 21;269(42):26344-8. PMID:7929352

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (36 Kb) [Save to disk] Biological Unit Coordinates (1hsi.pdb1.gz) 32 Kb CSU: Contacts of Structural Units for 1HSI Likely Quarternary Molecular Structure file(s) for 1HSI Retrieve 1HSI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1HSI from S2C, [Save to disk]

View 1HSI 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 1HSI

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1HSI, from MSDmotif at EBI Genome occurence of 1HSI's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1hsia_, region A [Jmol] [rasmolscript] [script source]     - Domain d1hsib_, 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: [1hsi_B] [1hsi_A] [1hsi] SWISS-PROT database: [P04584] Domain organization of [POL_HV2RO] by SWISSPFAM

Other resources with information on 1HSI

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

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