wwPDB validation report of PDB entry 4JRE

A strong density on the surface of NarK is likely from the sugar head group of the decylmaltoside detergent used during protein purification and is modelled in the structure as maltose.

Nitrite extrusion protein 1, Immunoglobulin Gamma-2a, Heavy chain, Immunoglobulin Kappa, Light chain
Crystal structure of nitrate/nitrite exchanger NarK with nitrite bound

The largest off-origin peak in the Patterson function is 4.15% of the height of the origin peak. No significant pseudotranslation is detected.

structure factor analysis and validation
geometric validation package for ligand chemistry in protein x-ray structures
20191225.v01 (using entries in the PDB archive December 25th 2019)