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Protein Data Bank exchange dictionary (pdbx) version 1.0521
_chemical_formula.weight
Name:'_chemical_formula.weight'
Definition:
Formula mass in daltons. This mass should correspond to the formulae given under _chemical_formula.structural, _chemical_formula.moiety or _chemical_formula.sum and, together with the Z value and cell parameters, should yield the density given as _exptl_crystal.density_diffrn.
Type: float
Mandatory item: no
Alias:_chemical_formula_weight (cif_core.dic version 2.0.1)
The permitted range is [1.0, infinity)
Category: chemical_formula