>sp|Q7RTX7-2|CTSR4_HUMAN Isoform 2 of Cation channel sperm-associated protein 4 OS=Homo sapiens OX=9606 GN=CATSPER4 MRDNEKAWWQQWTSHTGLEGWGGTQEDRMGFGGAVAALRGRPSPLQSTIHESYGRPEEQV LINRQEITNKADAWDMQEFITHMYIKQLLRHPAFQLLLALLLVINAITIALRTNSYLDQK HYELFSTIDDIVLTILLCEVLLGWLNGFWIFWKDGWNILNFIIVFILLLRFFINEINIPS INYTLRALRLVHVCMAVEPLARIIRVILQSVPDMANIMVLILFFMLHFQNIQVALYTLFI CITQDGWVDIYSDFQTEKREYAMEIGGAIYFTIFITIGAFIGINLFVIVVTTNLEQMMKA GEQGQQQRITFSETGAEEEEENDQLPLVHCVVARSEKSGLLQEPLAGGPLSNLSENTCDN FCLVLEAIQENLRQYKEIRDELNM