FUNCTION: INVOLVED WITH PRE-MRNA PROCESSING. FORMS COMPLEXES (RIBONUCLEOSOMES) WITH AT LEAST 20 OTHER DIFFERENT HNRNP AND HETEROGENEOUS NUCLEAR RNA IN THE NUCLEOUS. * SUBCELLULAR LOCATION: Nuclear; component of ribonucleosomes. * ALTERNATIVE PRODUCTS: 2 isoforms; A2 and B1 (shown here); are produced by alternative splicing. * SIMILARITY: BELONGS TO THE A/B GROUP OF HNRNP, WHICH ARE BASIC AND GLY-RICH PROTEINS. * SIMILARITY: CONTAINS 2 RNA RECOGNITION MOTIFS (RRM). |
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18-JUL-00
Last Update 13-Mar-03