COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: Spike glycoprotein,Collagen alpha-1(I) chain;
COMPND   3 CHAIN: A, B, C;
COMPND   4 ENGINEERED: YES;
COMPND   5 Chimeric protein;
COMPND   6 MOL_ID: 1;
COMPND   7 Spike glycoprotein,Collagen alpha-1(I) chain;
COMPND   8 CHAIN: A, B, C;
COMPND   9 ENGINEERED: YES;
COMPND   10 Chimeric protein;
COMPND   11 MOL_ID: 1;
COMPND   12 Spike glycoprotein,Collagen alpha-1(I) chain;
COMPND   13 CHAIN: A, B, C;
COMPND   14 ENGINEERED: YES;
COMPND   15 Chimeric protein;
EXPDTA     ELECTRON MICROSCOPY