malignant fibrous histiocytoma amplified sequence 1 (malignant fibrous histiocytoma-amplified sequence with leucine-rich tandem repeats 1, MFHAS1, MASL1)
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Structure
- contains 13 LRR repeats (leucine-rich repeats)
Expression
- ubiquitously expressed.
Pathology
- overexpressed in malignant fibrous histiocytomas
- chromosomal translocation t(8;14)(p23.1;q21) involving MFHAS1 with a cryptic exon named '14q21 element' may be a cause of B-cell lymphoma, resulting fusion protein named 'chimeric MASL1' is tumorigenic in nude mice