2GIG	Hydrolase Dna	date	Mar 28, 2006
title	Alteration Of Sequence Specificity Of The Type II Restrictio Endonuclease Hincii Through An Indirect Readout Mechanism
authors	N.C.Horton, H.K.Joshi, C.Etzkorn, L.Chatwell, J.Bitinaite
compound		source
Molecule: 5'-D(Gpcpcpgpgptpcpgpapcpcpgpgpc)-3 Chain: E, F Engineered: Yes		Synthetic: Yes
Molecule: Type II Restriction Enzyme Hincii Chain: A, B Synonym: Endonuclease Hincii, R.Hincii Ec: 3.1.21.4 Engineered: Yes Mutation: Yes		Organism_scientific: Haemophilus Influenzae Organism_taxid: 727 Gene: Hinciir Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Er2393 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pccr101hincii.R
symmetry	Space Group: P 1 21 1	R_factor 0.177 R_Free 0.220
crystal cell	length a length b length c angle alpha angle beta angle gamma 50.420 90.990 67.330 90.00 104.10 90.00
method	X-Ray Diffraction	resolution	1.83 Å
ligand	NA	enzyme	Hydrolase E.C.3.1.21.4 BRENDA
Gene Ontology	Chain Function Process Component A, B nuclease activity endonuclease activity
Primary reference	Alteration of sequence specificity of the type II restriction endonuclease HincII through an indirect readout mechanism., Joshi HK, Etzkorn C, Chatwell L, Bitinaite J, Horton NC, J Biol Chem. 2006 Aug 18;281(33):23852-69. Epub 2006 May 4. PMID:16675462

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (104 Kb) [Save to disk] Biological Unit Coordinates (2gig.pdb1.gz) 99 Kb LPC: Ligand-Protein Contacts for 2GIG CSU: Contacts of Structural Units for 2GIG Likely Quarternary Molecular Structure file(s) for 2GIG Structure Factors (370 Kb) Retrieve 2GIG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2GIG from S2C, [Save to disk] Re-refined 2gig structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 2GIG

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Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2GIG, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2gig_B] [2gig] [2gig_F] [2gig_E] [2gig_A] SWISS-PROT database: [P44413] Domain organization of [T2D2_HAEIN] by SWISSPFAM

Other resources with information on 2GIG

Community annotation for 2GIG at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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