Immunogen sequence: TERDKNQSSS KRKAVVPGPA EHPLQYNYTF WYSRRTPGRP TSSQSYEQNI KQIGTFASVE QFWRFYSHMV RPGDLTGHSD FHLFKEGIKP MWEDDANKNG GKWIIRL. Recognizes and binds the 7-methylguanosine-containing mRNA cap during an early step in the initiation (PubMed:95823