leucine zipper a structured motif found in some DNA binding regulatory proteins formed from a region of Î±-helix containing at least four leucines, each separated by six amino acids from one another; the leucines align along one edge of the Î±-helix with one leucine at every second turn of the helix such that the leucine of one protein can interdigitate with the leucines of another protein in a zipper manner.
You may be able to claim Child Tax Credit if youâre responsible for children either: aged 16 or under - you can claim up until 31 August after their 16th birthday; under 20 and in eligible education or training; You donât need to be working to claim Child Tax Credit. Only one household can get Child Tax Credit for a child. What youâll get. The amount you can get depends on how many children youâve got and whether youâre:
All taxpayers claiming credits based on the children they are raising must take into account each childâs age, the childâs relationship to the taxpayer, where the child lived during the tax year and the childâs tax-filing circumstances. In most cases, the child must be younger than 19 at the end of the tax year in which the EITC is claimed.