COMPND    MOL_ID: 2;
COMPND   2 MOLECULE: Ubiquitin-activating enzyme E1 1;
COMPND   3 CHAIN: A, E, C, G;
COMPND   4 EC: 6.2.1.45;
COMPND   5 ENGINEERED: YES;
EXPDTA     X-RAY DIFFRACTION
REMARK   2 RESOLUTION.    3.18 ANGSTORMS
DBREF  6ZHU E    1  1024  UNP    P22515   UBA1_YEAST       1   1024
SEQRES   1 E  165  ALA ALA GLY GLU ILE ASP GLU SER LEU TYR SER ARG GLN
SEQRES   2 E  165  LEU TYR VAL LEU GLY LYS GLU ALA MET LEU LYS MET GLN
SEQRES   3 E  165  THR SER ASN VAL LEU ILE LEU GLY LEU LYS GLY LEU GLY
SEQRES   4 E  165  VAL GLU ILE ALA LYS ASN VAL VAL LEU ALA GLY VAL LYS
SEQRES   5 E  165  SER MET THR VAL PHE ASP PRO GLU PRO VAL GLN LEU ALA
SEQRES   6 E  165  ASP LEU SER THR GLN PHE PHE LEU THR GLU LYS ASP ILE
SEQRES   7 E  165  GLY GLN LYS ARG GLY ASP VAL THR ARG ALA LYS LEU ALA
SEQRES   8 E  165  GLU LEU ASN ALA TYR VAL PRO VAL ASN VAL LEU ASP SER
SEQRES   9 E  165  LEU ASP ASP VAL THR GLN LEU SER GLN PHE GLN VAL VAL
SEQRES  10 E  165  VAL ALA THR ASP THR VAL SER LEU GLU ASP LYS VAL LYS
SEQRES  11 E  165  ILE ASN GLU PHE CYS HIS SER SER GLY ILE ARG PHE ILE
SEQRES  12 E  165  SER SER GLU THR ARG GLY LEU PHE GLY ASN THR PHE VAL
SEQRES  13 E  165  ASP LEU GLY ASP GLU PHE THR VAL LEU                
SEQRES   1 E   24  PRO ARG LYS ILE SER PHE LYS SER LEU LYS GLN GLN LEU
SEQRES   2 E   24  SER ASN PRO GLU PHE VAL PHE SER ASP PHE ALA        
SEQRES   1 E   49  GLY ASP ILE PRO GLY VAL VAL ALA PHE PHE GLY GLY LEU
SEQRES   2 E   49  VAL ALA GLN GLU VAL LEU LYS ALA CYS SER GLY LYS PHE
SEQRES   3 E   49  THR PRO LEU LYS GLN PHE MET TYR PHE ASP SER LEU GLU
SEQRES   4 E   49  SER LEU PRO ASP PRO LYS ASN PHE PRO ARG