4CTD		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	C8E, CL	enzyme
Gene Ontology	Chain Function Process Component A, B oligosaccharide transporting... maltose transporting porin a...
Primary reference	Structure-based engineering of a minimal porin reveals loop-independent channel closure., Grosse W, Psakis G, Mertins B, Reiss P, Windisch D, Brademann F, Burck J, Ulrich A, Koert U, Essen LO, Biochemistry. 2014 Jul 29;53(29):4826-38. doi: 10.1021/bi500660q. Epub 2014 Jul, 15. PMID:24988371

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (164 Kb) [Save to disk] Biological Unit Coordinates (4ctd.pdb1.gz) 156 Kb LPC: Ligand-Protein Contacts for 4CTD CSU: Contacts of Structural Units for 4CTD Structure Factors (120 Kb) Retrieve 4CTD in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4CTD from S2C, [Save to disk] Re-refined 4ctd structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4CTD 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: [4ctd] [4ctd_A] [4ctd_B] SWISS-PROT database:

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