3MQ6 Hydrolase Dna date Apr 27, 2010
title Domain Swapped Sgrai With Dna And Calcium Bound
authors P.W.Dunten, N.C.Horton, E.J.Little
compound source
Molecule: Sgrair Restriction Enzyme
Chain: A, B, C, D, E, F, G, H
Ec: 3.1.21.4
Engineered: Yes
Organism_scientific: Streptomyces Griseus
Organism_taxid: 1911
Gene: Sgrair
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Er2566
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet21a_sgrair

Molecule: Dna (5'- D(Apapgptpcpcpapcpcpgpgptpgpgpapcpt)-3');
Chain: L, K, N, M, P, O, R, Q
Engineered: Yes

Synthetic: Yes
Other_details: Includes The Sgrai Recognition Sequence
symmetry Space Group: P 21 21 21
R_factor 0.211 R_Free 0.261
crystal
cell
length a length b length c angle alpha angle beta angle gamma
130.384 134.949 237.485 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand CA enzyme Hydrolase E.C.3.1.21.4 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
F, A, E, B, H, C, D, G


Primary referenceDomain swapping in allosteric modulation of DNA specificity., Park CK, Joshi HK, Agrawal A, Ghare MI, Little EJ, Dunten PW, Bitinaite J, Horton NC, PLoS Biol. 2010 Dec 7;8(12):e1000554. PMID:21151881
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (509 Kb) [Save to disk]
  • Biological Unit Coordinates (3mq6.pdb1.gz) 128 Kb
  • Biological Unit Coordinates (3mq6.pdb2.gz) 130 Kb
  • Biological Unit Coordinates (3mq6.pdb3.gz) 131 Kb
  • Biological Unit Coordinates (3mq6.pdb4.gz) 130 Kb
  • LPC: Ligand-Protein Contacts for 3MQ6
  • CSU: Contacts of Structural Units for 3MQ6
  • Structure Factors (2106 Kb)
  • Retrieve 3MQ6 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3MQ6 from S2C, [Save to disk]
  • Re-refined 3mq6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3MQ6 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 3MQ6
  • Ramachandran plot from PDBSum
  • 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 3MQ6, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3mq6_F] [3mq6_O] [3mq6_L] [3mq6_C] [3mq6] [3mq6_E] [3mq6_M] [3mq6_G] [3mq6_Q] [3mq6_K] [3mq6_A] [3mq6_R] [3mq6_B] [3mq6_D] [3mq6_H] [3mq6_N] [3mq6_P]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 3MQ6
  • Community annotation for 3MQ6 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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