def Atom.pos
import bend-prot@0.1.0.0/protein.bend as Proteinimport Base
import bend-prot@0.1.0.0/geom.bend as G
18# Atom position (drops serial/elem, keeps pos)
19def Atom.pos(a: Atom) -> G.Vec3:
20 match a:
21 case Atom{serial, elem, pos}:
22 pos