DDB1

DDB1

A gene on chromosome 11q12-q13 that encodes the large subunit of DNA damage-binding protein (a heterodimer composed of a large and a small (DDB2) subunit) that functions in nucleotide-excision repair.

Molecular pathology
DDB1 mutations have been tentatively linked xeroderma pigmentosum complementation group E (XPE).
References in periodicals archive ?
DDB2 is the employee's deemed death benefit at the end of the policy year; DDB1 is the employee's deemed death benefit at the end of the preceding policy year; and X is the premium for one dollar of paid-up whole life insurance at the employee's attained age at the beginning of the policy year.