1C4D		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	CL, CS, DLE, DVA, ETA, FVA, MOH	enzyme
Primary reference	The gramicidin pore: crystal structure of a cesium complex., Wallace BA, Ravikumar K, Science. 1988 Jul 8;241(4862):182-7. PMID:2455344

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (22 Kb) [Save to disk] Biological Unit Coordinates (1c4d.pdb1.gz) 8 Kb Biological Unit Coordinates (1c4d.pdb2.gz) 8 Kb LPC: Ligand-Protein Contacts for 1C4D CSU: Contacts of Structural Units for 1C4D Likely Quarternary Molecular Structure file(s) for 1C4D Retrieve 1C4D in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1C4D from S2C, [Save to disk]

View 1C4D 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: [1c4d] [1c4d_A] [1c4d_B] [1c4d_C] [1c4d_D] SWISS-PROT database:

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