2QQA		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	NI, PO4	enzyme
Gene Ontology	Chain Function Process Component A
Primary reference	Role of the N-Terminal Helix in the Metal Ion-Induced Activation of the Diphtheria Toxin Repressor DtxR., D'Aquino JA, Lattimer JR, Denninger A, D'Aquino KE, Ringe D, Biochemistry. 2007 Oct 23;46(42):11761-11770. Epub 2007 Sep 29. PMID:17902703

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (42 Kb) [Save to disk] Biological Unit Coordinates (2qqa.pdb1.gz) 71 Kb LPC: Ligand-Protein Contacts for 2QQA CSU: Contacts of Structural Units for 2QQA Likely Quarternary Molecular Structure file(s) for 2QQA Structure Factors (100 Kb) Retrieve 2QQA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2QQA from S2C, [Save to disk] Re-refined 2qqa structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2QQA 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: [2qqa] [2qqa_A] SWISS-PROT database: [P33120] Domains found in 2QQA: [FeoA] [HTH_DTXR ] by SMART

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