N-acetylserotonin O-methyltransferase-like protein (ASMTL) gene
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Introduction
Xp22.3; Yp11.3
Structure
- located in the pseudoautosomal region 1 (PAR1) of chromosome X & chromosome Y
- represents a unique fusion product of 2 different genes of different evolutionary origin & function
- the N-terminus is homologous to the bacterial maf/orfE genes
- the C-terminus is homologous to ASMT
- exon duplication, exon shuffling & gene fusion seem to be common characteristics of the PAR1 region