6513
The domain structure of bovine LTBP - 2 is very similar to that of the human LTBP - 2 , containing 20 examples of 6 - cysteine epidermal growth factor - like repeats , 16 of which have the consensus sequence for calcium binding , together with 4 examples of 8 - cysteine motifs characteristic of fibrillins and LTBP - 1 .
 bovine LTBP - 2, human LTBP - 2, epidermal growth factor - like repeats, fibrillins, LTBP - 1
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 bovine LTBP - 2, human LTBP - 2, epidermal growth factor - like repeats, fibrillins, LTBP - 1