def write_atom
import bend-prot@0.1.0.0/pdb.bend as Pdbimport Base
import bend-prot@0.1.0.0/protein.bend as P
569def write_atom(h: P.Atom, chain1: String, seq: Nat) -> String:
570 match h:
571 case P.Atom{serial, elem, pos}:
572 write_atom_pos(serial, elem, pos, chain1, seq)