def conect_p4
import bend-prot@0.1.0.0/pdb.bend as Pdbimport Base
292# One CONECT line -> [(s0, si)] bonds for each partner present.
293def conect_p4(s0: U32, m4: Maybe<&2, U32>) -> List<&1, U32 & U32>:
294 match m4:
295 case None{}:
296 Nil{}
297 case Some{s4}:
298 [(s0, s4)]