RESIDUE   02A     14
CONECT      N25    3 C28  C26  H2  
CONECT      C28    4 N25  C29  C27  H28 
CONECT      C29    3 C28  O30  OXT 
CONECT      O30    1 C29 
CONECT      C27    4 C28  C26  H271 H272
CONECT      C26    4 N25  C27  H261 H262
CONECT      H28    1 C28 
CONECT      H271   1 C27 
CONECT      H272   1 C27 
CONECT      H261   1 C26 
CONECT      H262   1 C26 
CONECT      H2     1 N25 
CONECT      OXT    2 C29  HXT 
CONECT      HXT    1 OXT 
END   
HET    02A             14
HETNAM     02A (2S)-azetidine-2-carboxylic acid
FORMUL      02A    C4 H7 N1 O2