H or +H

Add explicit hydrogen atoms.

PDB:H

-H

Remove explicit hydrogen atoms.

PDB:-H

c    

Omit CONECT records for hetero compounds. Bonds are detected by the PDB reader modul based on local geometry unless the b option is specified.

pdb:c

b    

Do not recognize bond order. All bonds either defined by CONECT records or generated by PDB import are represented as ANY bonds.

pdb:b

H or +H

Add explicit hydrogen atoms.

PDB:H

-H

Remove explicit Hydrogen atoms.

PDB:-H