1A40		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	PO4	enzyme
related structures	by homologous chain: 1IXI, 1QUL
Gene Ontology	Chain Function Process Component A
Primary reference	Dominant role of local dipolar interactions in phosphate binding to a receptor cleft with an electronegative charge surface: equilibrium, kinetic, and crystallographic studies., Ledvina PS, Tsai AL, Wang Z, Koehl E, Quiocho FA, Protein Sci 1998 Dec;7(12):2550-9. PMID:9865949

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (60 Kb) [Save to disk] Biological Unit Coordinates (1a40.pdb1.gz) 57 Kb LPC: Ligand-Protein Contacts for 1A40 CSU: Contacts of Structural Units for 1A40 Likely Quarternary Molecular Structure file(s) for 1A40 Structure Factors (277 Kb) Retrieve 1A40 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1A40 from S2C, [Save to disk] Re-refined 1a40 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1A40 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: [1a40] [1a40_A] SWISS-PROT database: [P0AG82] Belongs to the atp-binding cassette (abc) superfamily according to TCDB.

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