6888
Isolation of a near full - length cDNA from a human fetal brain cDNA library revealed a protein serine - threonine phosphatase with a tetratricopeptide motif , almost identical to human PPP5C ( PP5 ) and highly homologous to rat PPT .
 GENE: protein serine - threonine phosphatase; GENE: human PPP5C; GENE: PP5; GENE: rat PPT
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: protein serine - threonine phosphatase, human PPP5C, PP5, rat PPT 
Answer:
 GENE: protein serine - threonine phosphatase; GENE: human PPP5C; GENE: PP5; GENE: rat PPT