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IMGT reference sequences in FASTA format:

Amino acid sequences without gaps

The FASTA header contains:
IMGT accession number | gene and allele name | species | functionality | exon name | domain name | domain type | alternative splicing (if it is) | partial (if it is) 
>X74511|MOG*01|Homo sapiens|F|EX1|
MASLSRPSLPSCLCSFLLLLLLQVSSSYA
>X74511|MOG*01|Homo sapiens|F|EX2|[D1]|V-LIKE|
GQFRVIGPRHPIRALVGDEVELPCRISPGKNATGMEVGWYRPPFSRVVHLYRNGKDQDGD
QAPEYRGRTELLKDAIGEGKVTLRIRNVRFSDEGGFTCFFRDHSYQEEAAMELKVE
>X74511|MOG*01|Homo sapiens|F|EX3|
DPFYWVSPGVLVLLAVLPVLLLQITVGLVFLCLQYRLR
>X74511|MOG*01|Homo sapiens|F|EX4|
GKLRAEI
>X74511|MOG*01|Homo sapiens|F|EX5
ENLHRTF
>X74511|MOG*01|Homo sapiens|F|EX7|
DPHFLRVPCWKITLFVIVPVLGPLVALIICYNWLHRRLA
>X74511|MOG*01|Homo sapiens|F|EX8|
GQFLEEL
>X74511|MOG*01|Homo sapiens|F|EX9|
RNPF
>MOG*01|Homo sapiens|F|EX1-5,7-9|
MASLSRPSLPSCLCSFLLLLLLQVSSSYAGQFRVIGPRHPIRALVGDEVELPCRISPGKN
ATGMEVGWYRPPFSRVVHLYRNGKDQDGDQAPEYRGRTELLKDAIGEGKVTLRIRNVRFS
DEGGFTCFFRDHSYQEEAAMELKVEDPFYWVSPGVLVLLAVLPVLLLQITVGLVFLCLQY
RLRGKLRAEIENLHRTFDPHFLRVPCWKITLFVIVPVLGPLVALIICYNWLHRRLAGQFL
EELRNPF