>sp|Q9XTR1-2|CDK4_CAEEL Cyclin-dependent kinase 4 homolog OS=Caenorhabditis elegans GN=cdk-4 MCENLYGEEYKMEILRLQKMMNNMTCGQMAKPLTMKDFQIHQALGKGAYGNVYRVRSLHD GKDYALKQIMISSKNEGIPQSVLREITVMKHLARKAHPNIISLKSVFHQLDPVRAILKIN MIMERCDWDLHTFLRNIPRGVPEQQAKHVTAQIVRALDFLHTHSIIHRDLKPQNILLNRD QTVKLADFGLSKEYSNTTAFTTLVVTLWYRSPEVLLQSYYNSTVDMWALGCIVSEIYCRQ PLFVGQNEAEQLTDIFKKMGTPVGKDWPSESVIARDSFPQYRPTNLKDLSPQMSKQAIEF VQQCLRYDHSKRLSARGALSHPFLKPAVATKSRVLKQINFNK