Core dictionary (coreCIF) version 2.4.5




   The total number of hydrogen atoms attached to this atom,
   regardless of whether they are included in the refinement or
   the _atom_site_ list. This number will be the same as
   _atom_site_attached_hydrogens only if none of the hydrogen
   atoms appear in the _atom_site_ list.

Appears in list containing _chemical_conn_atom_type_symbol
The permitted range is 0 -> infinity

Type: numb

Category: chemical_conn_atom