[1] Research Center for Bioinformatics and Biosciences,
[2] National Research Institute of Fisheries Science,undefined
[3] Japan Fisheries Research and Education Agency,undefined
[4] Present address: National Institute of Genetics,undefined
[5] Present address: Japan Fisheries Research and Education Agency,undefined
[6] Present address: Tohoku National Fisheries Research Institute,undefined
[7] Japan Fisheries Research and Education Agency,undefined