5270
The locus encoding the XD gene ( designated Xd ) was mapped to the distal part of mouse chromosome 17 by haplotype analysis of 114 interspecific backcross mice .
 XD gene, Xd
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 XD gene, Xd