>2v31_A_mol:protein_length:112_UBIQUITIN-ACTIVATING_ENZYME_E1_X
EFGEEMVLTDSNGEQPLSAMVSMVTKDNPGVVTCLDEARHGFETGDFVSFSEVQGMIQLNGCQPMEIKVLGPYTFSICDTSNFSDYIRGGIVSQVKVPKKISFKSLPASLVE
