def parse_tpl_chain
import bend-prot@0.1.0.0/tpl.bend as Tplimport Base
import bend-prot@0.1.0.0/pdb.bend as Pdb
69def parse_tpl_chain(serial: U32, chain_s: String, seq_s: String, res_s: String, name_s: String) -> Maybe<&2, TplAtom>:
70 parse_tpl_seq(serial, Pdb.chain_u32(chain_s), Nat.read(String.trim(seq_s)), res_s, name_s)