1HWR	Aspartyl Protease	date	Mar 20, 1998
title	Molecular Recognition Of Cyclic Urea Hiv Protease Inhibitors
authors	C.H.Chang
compound		source
Molecule: Hiv-1 Protease Chain: A, B Ec: 3.4.23.16 Engineered: Yes		Organism_scientific: Human Immunodeficiency Virus 1 Organism_taxid: 11676 Strain: Bh102 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 61	R_factor 0.190 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 62.900 62.900 83.500 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.80 Å
ligand	216 BindingDB	enzyme	Hydrolase E.C.3.4.23.16 BRENDA
related structures	by homologous chain: 1QBR, 1QBS
Gene Ontology	Chain Function Process Component A, B
Primary reference	Molecular recognition of cyclic urea HIV-1 protease inhibitors., Ala PJ, DeLoskey RJ, Huston EE, Jadhav PK, Lam PY, Eyermann CJ, Hodge CN, Schadt MC, Lewandowski FA, Weber PC, McCabe DD, Duke JL, Chang CH, J Biol Chem 1998 May 15;273(20):12325-31. PMID:9575185

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (41 Kb) [Save to disk] Biological Unit Coordinates (1hwr.pdb1.gz) 36 Kb LPC: Ligand-Protein Contacts for 1HWR CSU: Contacts of Structural Units for 1HWR Likely Quarternary Molecular Structure file(s) for 1HWR Retrieve 1HWR in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1HWR from S2C, [Save to disk]

View 1HWR 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 1HWR

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1HWR, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1hwra_, region A [Jmol] [rasmolscript] [script source]     - Domain d1hwrb_, 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: [1hwr] [1hwr_A] [1hwr_B] SWISS-PROT database: [P04585] Domain organization of [POL_HV1H2] by SWISSPFAM

Other resources with information on 1HWR

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

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