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The Synechococcus gene rps1 encoding S1 is located 1 . 1 kb downstream from psbB , which encodes the photosystem II P680 chlorophyll a apoprotein .
 GENE: Synechococcus gene rps1; GENE: S1; GENE: psbB; GENE: photosystem II P680 chlorophyll a apoprotein
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: Synechococcus gene rps1; GENE: S1; GENE: psbB; GENE: photosystem II P680 chlorophyll a apoprotein