4PER		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
Gene	RCJMB04
Gene Ontology	Chain Function Process Component A B nuclease activity endonuclease activity ribonuclease activity
Primary reference	Functional Evolution of Ribonuclease Inhibitor: Insights from Birds and Reptiles., Lomax JE, Bianchetti CM, Chang A, Phillips GN Jr, Fox BG, Raines RT, J Mol Biol. 2014 Jun 15. pii: S0022-2836(14)00287-3. doi:, 10.1016/j.jmb.2014.06.007. PMID:24941155

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (188 Kb) [Save to disk] Biological Unit Coordinates (4per.pdb1.gz) 182 Kb CSU: Contacts of Structural Units for 4PER Structure Factors (399 Kb) Retrieve 4PER in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4PER from S2C, [Save to disk] Re-refined 4per structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4PER 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: [4per] [4per_A] [4per_B] SWISS-PROT database: Domains found in 4PER: [LRR] [LRR_RI] [RNAse_Pc ] by SMART

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