1HQ5	Hydrolase	date	Dec 14, 2000
title	Crystal Structure Of The Binuclear Manganese Metalloenzyme A Complexed With S-(2-Boronoethyl)-L-Cysteine, An L-Arginine
authors	N.N.Kim, J.D.Cox, R.F.Baggio, F.A.Emig, S.K.Mistry, S.L.Harper, D.W.Speicher, S.M.Morris Jr., D.E.Ash, A.Traish, D.W.Christians
compound		source
Molecule: Arginase 1 Chain: A, B Ec: 3.5.3.1 Engineered: Yes		Organism_scientific: Rattus Norvegicus Organism_common: Norway Rat Organism_taxid: 10116 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 3	R_factor 0.158 R_Free 0.194
crystal cell	length a length b length c angle alpha angle beta angle gamma 91.300 91.300 69.400 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	MN, S2C	enzyme	Hydrolase E.C.3.5.3.1 BRENDA
related structures	by homologous chain: 1T4T, 1T5G
Gene Ontology	Chain Function Process Component A, B
Primary reference	Probing erectile function: S-(2-boronoethyl)-L-cysteine binds to arginase as a transition state analogue and enhances smooth muscle relaxation in human penile corpus cavernosum., Kim NN, Cox JD, Baggio RF, Emig FA, Mistry SK, Harper SL, Speicher DW, Morris SM Jr, Ash DE, Traish A, Christianson DW, Biochemistry 2001 Mar 6;40(9):2678-88. PMID:11258879

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (99 Kb) [Save to disk] Biological Unit Coordinates (1hq5.pdb1.gz) 139 Kb Biological Unit Coordinates (1hq5.pdb2.gz) 139 Kb LPC: Ligand-Protein Contacts for 1HQ5 CSU: Contacts of Structural Units for 1HQ5 Likely Quarternary Molecular Structure file(s) for 1HQ5 Retrieve 1HQ5 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1HQ5 from S2C, [Save to disk]

View 1HQ5 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 1HQ5

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1HQ5, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1hq5a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1hq5b_, 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: [1hq5_B] [1hq5] [1hq5_A] SWISS-PROT database: [P07824] Domain organization of [ARGI1_RAT] by SWISSPFAM

Other resources with information on 1HQ5

Community annotation for 1HQ5 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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