4B5H	Hydrolase Dna	date	Aug 03, 2012
title	Substate Bound Inactive Mutant Of Neisseria Ap Endonuclease Presence Of Metal Ions
authors	D.Lu, J.Silhan, J.T.Macdonald, E.P.Carpenter, K.Jensen, C.M.Tang, G.S.Baldwin, P.S.Freemont
compound		source
Molecule: Putative Exodeoxyribonuclease Chain: A Synonym: Neisseria Ap Endonuclease Ec: 3.1.11.2 Engineered: Yes Mutation: Yes		Organism_scientific: Neisseria Meningitidis Organism_taxid: 487 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: 5'-D(Gpcptpapcp3drpcpaptpcpgp)-3' Chain: U Synonym: Dna 11mer Containing Abasic Residue Engineered: Yes Mutation: Yes		Synthetic: Yes Organism_scientific: Neisseria Meningitidis Organism_taxid: 487
Molecule: 5'-D(Cpgpaptpgpgpgptpapgpcp)-3' Chain: V Engineered: Yes		Synthetic: Yes Organism_scientific: Neisseria Meningitidis Organism_taxid: 487
symmetry	Space Group: P 43 21 2	R_factor 0.185 R_Free 0.295
crystal cell	length a length b length c angle alpha angle beta angle gamma 68.907 68.907 120.968 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.05 Å
ligand	3DR, MN	enzyme	Hydrolase E.C.3.1.11.2 BRENDA
Gene Ontology	Chain Function Process Component A nuclease activity endonuclease activity phosphodiesterase I activity... double-stranded DNA 3'-5' ex...
Primary reference	Structural basis for the recognition and cleavage of abasic DNA in Neisseria meningitidis., Lu D, Silhan J, Macdonald JT, Carpenter EP, Jensen K, Tang CM, Baldwin GS, Freemont PS, Proc Natl Acad Sci U S A. 2012 Oct 3. PMID:23035246

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (114 Kb) [Save to disk] Biological Unit Coordinates (4b5h.pdb1.gz) 108 Kb LPC: Ligand-Protein Contacts for 4B5H CSU: Contacts of Structural Units for 4B5H Structure Factors (267 Kb) Retrieve 4B5H in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4B5H from S2C, [Save to disk] Re-refined 4b5h structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 4B5H

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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 4B5H, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4b5h_U] [4b5h] [4b5h_V] [4b5h_A] SWISS-PROT database: Domain organization of by SWISSPFAM

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