RESIDUE   URP     17
CONECT      O2     1 C2  
CONECT      C2     3 O2   N3   N1  
CONECT      N3     3 C2   HN31 HN32
CONECT      N1     3 C2   C6   HN1 
CONECT      C6     4 N1   C5   H61  H62 
CONECT      C5     4 C6   C4   H51  H52 
CONECT      C4     3 C5   O42  O41 
CONECT      O42    2 C4   H42 
CONECT      O41    1 C4  
CONECT      HN31   1 N3  
CONECT      HN32   1 N3  
CONECT      HN1    1 N1  
CONECT      H61    1 C6  
CONECT      H62    1 C6  
CONECT      H51    1 C5  
CONECT      H52    1 C5  
CONECT      H42    1 O42 
END   
HET    URP             17
HETSYN     URP N-CARBAMYL-BETA-ALANINE; BETA-UREIDOPROPIONATE
HETNAM     URP N-(AMINOCARBONYL)-BETA-ALANINE
FORMUL      URP    C4 H8 N2 O3