4X1N		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	MRZ	enzyme
Gene Ontology	Chain Function Process Component U
Primary reference	A cyclic peptidic serine protease inhibitor: increasing affinity by increasing peptide flexibility., Zhao B, Xu P, Jiang L, Paaske B, Kromann-Hansen T, Jensen JK, Sorensen HP, Liu Z, Nielsen JT, Christensen A, Hosseini M, Sorensen KK, Nielsen NC, Jensen KJ, Huang M, Andreasen PA, PLoS One. 2014 Dec 29;9(12):e115872. doi: 10.1371/journal.pone.0115872., eCollection 2014. PMID:25545505

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (48 Kb) [Save to disk] Biological Unit Coordinates (4x1n.pdb1.gz) 43 Kb LPC: Ligand-Protein Contacts for 4X1N CSU: Contacts of Structural Units for 4X1N Structure Factors (342 Kb) Retrieve 4X1N in mmCIF format [Save to disk] Re-refined 4x1n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4X1N 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: [4x1n] [4x1n_P] [4x1n_U] SWISS-PROT database: Domain found in 4X1N: [Tryp_SPc ] by SMART

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