CST::BEGIN
  TEMPLATE::   ATOM_MAP: 1 atom_name: ZN V1 V2
  TEMPLATE::   ATOM_MAP: 1 residue3: ZN2

  TEMPLATE::   ATOM_MAP: 2 atom_type: S
  TEMPLATE::   ATOM_MAP: 2 residue3: CYS

  CONSTRAINT:: distanceAB:    2.20   0.05 100.00  1        0
  CONSTRAINT::    angle_A:  109.50   0.00  25.00  360.00   0
  CONSTRAINT::    angle_B:  112.00   0.00  25.00  360.00   0
  CONSTRAINT::  torsion_A:  120.00   5.00   0.00  360.00   0 
  CONSTRAINT::  torsion_B:  180.00   5.00   0.00  360.00   0
  CONSTRAINT:: torsion_AB:  180.00   5.00   0.00  360.00   0
CST::END