Citation: Xo. Shi et al., THE SURFACE REGION OF THE BIFUNCTIONAL VACCINIA RNA MODIFYING PROTEINVP39 THAT INTERFACES WITH POLY(A) POLYMERASE IS REMOTE FROM THE RNA-BINDING CLEFT USED FOR ITS MESSENGER-RNA 5'-CAP METHYLATION FUNCTION, The Journal of biological chemistry, 272(37), 1997, pp. 23292-23302