3DDB		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	NH2, SO4, ZN	enzyme
Gene Ontology	Chain Function Process Component A
Primary reference	Substrate binding mode and its implication on drug design for botulinum neurotoxin A., Kumaran D, Rawat R, Ahmed SA, Swaminathan S, PLoS Pathog. 2008 Sep 26;4(9):e1000165. PMID:18818739

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (81 Kb) [Save to disk] Biological Unit Coordinates (3ddb.pdb1.gz) 76 Kb LPC: Ligand-Protein Contacts for 3DDB CSU: Contacts of Structural Units for 3DDB Likely Quarternary Molecular Structure file(s) for 3DDB Structure Factors (496 Kb) Retrieve 3DDB in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3DDB from S2C, [Save to disk] Re-refined 3ddb structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3DDB 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: [3ddb] [3ddb_A] [3ddb_B] SWISS-PROT database: [P10845] Belongs to the botulinum and tetanus toxin (btt) family according to TCDB.

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