Peptide sequence: VNQISGAHNT SDKQTPSKPK KKQNSKGLAP SVDFQQSVTV VLFQDENTLV Sequence homology: Cow: 100%; Dog: 100%; Guinea Pig: 100%; Horse: 100%; Human: 100%; Mouse: 100%; Rabbit: 86%; Rat: 100%. Substrate-specific adapter of a DCX (DDB1-CUL4-X-box) E3 ub