HEADER    PROTEIN/DNA                             22-APR-99   1CKQ
COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: ENDONUCLEASE;
COMPND   3 CHAIN: A;
COMPND   4 BIOLOGICAL_UNIT: DIMER;
COMPND   5 MOL_ID: 2;
COMPND   6 MOLECULE: DNA (5'-D(*TP*CP*GP*CP*GP*AP*AP*TP*TP*CP*GP*CP*G)
COMPND   7 -3');
COMPND   8 CHAIN: B;
COMPND   9 ENGINEERED: YES;
COMPND  10 BIOLOGICAL_UNIT: DIMER
CRYST1  118.110  118.110   49.450  90.00  90.00 120.00 P 3 2 1       6
