image/svg+xml NSD image/svg+xml

NSD - an online tool for porphyrin structure analysis provided by the Senge group at TCD
Upload .pdb file of the isolated porphyrin molecule
See here for definitions and common issues
link for NSD of CCDC structures
How to cite




Select output
HTML report
.pdf report (experimental)

Select report type
Basic NSD
Verbose output


Round bond distances and angles to standard notation
Include thermal ellipsoid bars (50% C.I., requires ANISOU records for each atom, experimental)
Output all values for bond distance and angles (Keith Mode)
IUPAC numbering of query pdb atoms (i.e. C1-C20 and N21-N24, try if having issues)