qp.cluster.spheres.scale_hydrogen¶

qp.cluster.spheres.scale_hydrogen(a, b, scale)[source]¶

Replaces an atom with hydrogen, rescaling the original bond length

Parameters:

a (Bio.PDB.Atom) – Bonded atom to keep
b (Bio.PDB.Atom) – Bonded atom to replace
scale (float) – Bond length scale

Returns:

pos – Coordinates of new hydrogen atom

Return type:

array of float