The repressor is a dimer of a 236 amino acid subunit. Each subunit consists of two domains, one of which (the N-terminal) includes the helix-turn-helix motif and binds DNA, while the other is responsible for the formation of dimers. However, the two domains of one subunit can be separated by mild proteolysis.
The purpose of a marriage license is to provide proof that a couple is allowed to enter into a legally recognized marriage. In order to receive a marriage license, couples must provide proof of their eligibility of meeting all state requirements.
The Washington state marriage license is valid only in the state of Washington. You cannot use the marriage license to get married in other states or countries. The marriage license is valid for 60 days. What this means is you two have 60 days to get married and have your marriage license officially recorded. If you wait past that time frame, you can't get married without applying for and paying for another marriage license.