Table 1.

Basic characteristics of MTX2, including its recognized HGNC (HUGO Gene Nomenclature Committee) and gene ID, and acronyms

Gene symbol	HGNC ID	Gene ID	Aliases	Ensemble	Description	Location on chromosome	Function
MTX1	7504	4580	MTXN; MTX; mitochondrial outer membrane imports complex protein 1, Metaxin 1	ENSG00000173171	Metaxin 1: Predicted to be involved in mitochondrion organization. Located in the SAM complex. Part of the MIB complex.	1q22	Involved in the transport of proteins into the mitochondrion. Essential for embryonic development (By similarity).
MTX2	7506	10651	The mitochondrial outer membrane imports complex protein 2, Metaxin 2	ENSG00000128654	Metaxin 2: Involved in mitochondrial transport. Located in the SAM complex and nucleolus. Part of the MIB complex.	2q31.1	Involved in the transport of proteins into the mitochondrion.
MTX3	24812	345778	Metaxin-3	ENSG00000177034	Metaxin 3: Predicted to be involved in mitochondrion organization. Part of the MIB complex and SAM complex.	5q14.1	Could function in the transport of proteins into the mitochondrion.