1H56		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
ligand	MG	enzyme
related structures	by homologous chain: 1PVI
Gene Ontology	Chain Function Process Component B, A nuclease activity endonuclease activity
Primary reference	Structural and biochemical characterization of a new Mg(2+) binding site near Tyr94 in the restriction endonuclease PvuII., Spyridaki A, Matzen C, Lanio T, Jeltsch A, Simoncsits A, Athanasiadis A, Scheuring-Vanamee E, Kokkinidis M, Pingoud A, J Mol Biol. 2003 Aug 8;331(2):395-406. PMID:12888347

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (58 Kb) [Save to disk] Biological Unit Coordinates (1h56.pdb1.gz) 54 Kb LPC: Ligand-Protein Contacts for 1H56 CSU: Contacts of Structural Units for 1H56 Likely Quarternary Molecular Structure file(s) for 1H56 Structure Factors (69 Kb) Retrieve 1H56 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1H56 from S2C, [Save to disk] Re-refined 1h56 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1H56 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.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1h56] [1h56_A] [1h56_B] SWISS-PROT database: [P23657]

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