Protein Family Proteins Root Name start with: # ABCDEFGHIJKLMNOPQRSTUVWXYZ Search 1 Protein Root Name X antigen family X polypeptide X protein X-box-binding protein X-linked interleukin-1 receptor accessory protein X-linked lymphocyte-regulated protein X-linked retinitis pigmentosa GTPase regulator X-linked retinitis pigmentosa GTPase regulator-interacting protein X-ray radiation resistance-associated protein X-ray repair cross-complementing protein Xaa-Pro aminopeptidase Xaa-Pro dipeptidase Xaa-Pro dipeptidyl-peptidase Xanthan biosynthesis protein Xanthan lyase Xanthine dehydrogenase Xanthine dehydrogenase FAD-binding Xanthine dehydrogenase iron-sulfur-binding Xanthine dehydrogenase molybdenum-binding Xanthine dehydrogenase/oxidase Xanthine permease Xanthine phosphoribosyltransferase Xanthomonalisin Xanthosine permease Xanthoxin dehydrogenase Xenopsin peptides Xenotropic and polytropic retrovirus receptor Xenoxin XIAP-associated factor Xin actin-binding repeat-containing protein XK-related protein XO lethal protein XorII very short patch repair endonuclease Xrcc4-like factor Xylan 1,3-beta-xylosidase Xylan 1,4-beta-xylosidase Xylan alpha-(1->2)-glucuronosidase Xylanase inhibitor protein Xylanase/beta-glucanase Xylanolytic transcriptional activator XylDLEGF operon transcriptional activator Xylene monooxygenase Xylene monooxygenase electron transfer component Xylitol oxidase Xylitol-binding protein Xylogalacturonan beta-1,3-xylosyltransferase Xylogen-like protein Xyloglucan 6-xylosyltransferase Xyloglucan endotransglucosylase/hydrolase Xyloglucan endotransglucosylase/hydrolase protein Xyloglucan endotransglycosylase/hydrolase protein Xyloglucan galactosyltransferase Xyloglucan glycosyltransferase Xyloglucan-specific endo-beta-1,4-glucanase Xyloglucan-specific galacturonosyltransferase Xyloglucanase Xylose dehydrogenase Xylose import ATP-binding protein Xylose isomerase Xylose operon regulatory protein Xylose repressor Xylose transport system permease protein Xylosidase/arabinosidase Xyloside xylosyltransferase Xylosyltransferase Xylulose 5-phosphate/phosphate translocator Xylulose kinase Xylulose-5-phosphate phosphoketolase Xylulose-5-phosphate/fructose-6-phosphate phosphoketolase 1 to 100 of 69 results # ABCDEFGHIJKLMNOPQRSTUVWXYZ