RESIDUE   TSY     16
CONECT      S2     2 S1   H1  
CONECT      S1     2 S2   SG  
CONECT      SG     2 S1   CB  
CONECT      CB     4 SG   CA   HB2  HB3 
CONECT      CA     4 CB   N    C    HA  
CONECT      N      3 CA   H    H2  
CONECT      C      3 CA   O    OXT 
CONECT      O      1 C   
CONECT      H1     1 S2  
CONECT      HB2    1 CB  
CONECT      HB3    1 CB  
CONECT      HA     1 CA  
CONECT      H      1 N   
CONECT      H2     1 N   
CONECT      OXT    2 C    HXT 
CONECT      HXT    1 OXT 
END   
HET    TSY             16
HETNAM     TSY (2S)-2-amino-3-trisulfanylpropanoic acid
FORMUL      TSY    C3 H7 N O2 S3