wwPDB validation report of PDB entry 1S1D

PHOSPHOMETHYLPHOSPHONIC ACID GUANOSYL ESTER

Ca2+-dependent endoplasmic reticulum nucleoside diphosphatase; apyrase; soluble calcium-activated nucleotidase SCAN-1

Structure and protein design of human apyrase

The largest off-origin peak in the Patterson function is 7.15% 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)