27840
Both of them , show important short contacts with the catalytic residues Ser 170 , Tyr 183 , Asp 259 and also with the nicotinamide ring of NADP ( + ) .
 Chemical: Ser; Chemical: Tyr; Chemical: Asp; Chemical: nicotinamide; Chemical: NADP ( + )
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: Ser, Tyr, Asp, nicotinamide, NADP ( + ) 
Answer:
 Chemical: Ser; Chemical: Tyr; Chemical: Asp; Chemical: nicotinamide; Chemical: NADP ( + )