1KJ4	Hydrolase	date	Dec 04, 2001
title	Substrate Shape Determines Specificity Of Recognition Recogn Hiv-1 Protease: Analysis Of Crystal Structures Of Six Subst Complexes
authors	C.A.Schiffer
compound		source
Molecule: Pol Polyprotein Chain: A, B, C, D Fragment: Hiv-1 Protease, Residues 57-155 Ec: 3.4.23.16 Engineered: Yes Mutation: Yes		Organism_scientific: Human Immunodeficiency Virus 1 Organism_taxid: 11676 Gene: Pol Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Gag Polyprotein Chain: P, S Fragment: Matrix-Capsid Substrate Peptide, Residues 127-136 Engineered: Yes		Synthetic: Yes
symmetry	Space Group: I 2 2 2	R_factor 0.197 R_Free 0.248
crystal cell	length a length b length c angle alpha angle beta angle gamma 91.651 93.808 118.172 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.90 Å
ligand	ACT	enzyme	Hydrolase E.C.3.4.23.16 BRENDA
related structures	by homologous chain: 1MUI, 2UPJ
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Substrate shape determines specificity of recognition for HIV-1 protease: analysis of crystal structures of six substrate complexes., Prabu-Jeyabalan M, Nalivaika E, Schiffer CA, Structure (Camb) 2002 Mar;10(3):369-81. PMID:12005435

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (69 Kb) [Save to disk] Biological Unit Coordinates (1kj4.pdb1.gz) 33 Kb Biological Unit Coordinates (1kj4.pdb2.gz) 33 Kb Biological Unit Coordinates (1kj4.pdb3.gz) 249 Kb LPC: Ligand-Protein Contacts for 1KJ4 CSU: Contacts of Structural Units for 1KJ4 Likely Quarternary Molecular Structure file(s) for 1KJ4 Retrieve 1KJ4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KJ4 from S2C, [Save to disk]

View 1KJ4 in 3D

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Visual 3D analysis of 1KJ4

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1KJ4, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1kj4a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1kj4b_, region B [Jmol] [rasmolscript] [script source]     - Domain d1kj4c_, region C [Jmol] [rasmolscript] [script source]     - Domain d1kj4d_, region D [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: [1kj4_S] [1kj4_B] [1kj4_A] [1kj4_C] [1kj4_P] [1kj4] [1kj4_D] SWISS-PROT database: [P20873] [P03369] [P20875] Domain organization of [GAG_HV1JR] [POL_HV1A2] [POL_HV1JR] by SWISSPFAM

Other resources with information on 1KJ4

Community annotation for 1KJ4 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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