... proteins and these are called dbpB(also known as YB-1, MSY-1, chkYB-1b, EF1A, p50 and FRGY1) and dbpA (MSY4, chkYB-2 and YB2/RYBa).DbpB and dbpA CSD proteins are ubiquitously expressed and are ... single-strand RNA and DNA binding, cold shockdomain (CSD) (also known as Y -box) proteins, playdiverse roles in both transcriptional and post-transcrip-tional regulation of growth factor and stress ... assay.The 44 and V1 RNA probes are derived from pGEM44 and pGEMV1, respectively. Cytoplasmic complexes CC44a and CCV1 and unbound RNA probe are indicated. (C) Cytoplasmic complexesCC44 and CCV1,...