1HON	Ligase (Synthetase)	date	Apr 26, 1996
title	Structure Of Guanine Nucleotide (Gppcp) Complex Of Adenylosu Synthetase From Escherichia Coli At Ph 6.5 And 25 Degree Ce
authors	B.W.Poland, Z.Hou, C.Bruns, H.J.Fromm, R.B.Honzatko
compound		source
Molecule: Adenylosuccinate Synthetase Chain: A, B Ec: 6.3.4.4 Engineered: Yes Other_details: Native P212121 Crystals Were Soaked With Gpp		Organism_scientific: Escherichia Coli Organism_taxid: 562 Strain: H1238
symmetry	Space Group: P 21 21 21	R_factor 0.186 R_Free 0.230
crystal cell	length a length b length c angle alpha angle beta angle gamma 72.600 92.910 119.000 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	GNH	enzyme	Ligase E.C.6.3.4.4 BRENDA
related structures	by homologous chain: 1HOO, 1HOP
Gene Ontology	Chain Function Process Component A, B
Primary reference	Refined crystal structures of guanine nucleotide complexes of adenylosuccinate synthetase from Escherichia coli., Poland BW, Hou Z, Bruns C, Fromm HJ, Honzatko RB, J Biol Chem 1996 Jun 28;271(26):15407-13. PMID:8663109

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (185 Kb) [Save to disk] Biological Unit Coordinates (1hon.pdb1.gz) 179 Kb LPC: Ligand-Protein Contacts for 1HON CSU: Contacts of Structural Units for 1HON Likely Quarternary Molecular Structure file(s) for 1HON Structure Factors (222 Kb) Retrieve 1HON in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1HON from S2C, [Save to disk] Re-refined 1hon structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1HON 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 1HON

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1HON, from MSDmotif at EBI Genome occurence of 1HON's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1hona_, region A [Jmol] [rasmolscript] [script source]     - Domain d1honb_, 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: [1hon_A] [1hon] [1hon_B] SWISS-PROT database: [P0A7D4] Domain organization of [PURA_ECOLI] by SWISSPFAM Domain found in 1HON: [Adenylsucc_synt ] by SMART

Other resources with information on 1HON

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

Movements, Movies and Images

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

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