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) 
>AK160485|H2-EB*01|Mus musculus|F|EX1|[D1]|G-BETA1-LIKE|
MVWLPRVPCVAAVILLLTVLSPPVALVRDSR
>AK160485|H2-EB*01|Mus musculus|F|EX2|[D1]|G-BETA1-LIKE|
PWFLEYCKSECHFYNGTQRVRLLERYFYNLEENLRFDSDVGEFRAVTELGRPDAENWNSQ
PEFLEQKRAEVDTVCRHNYEISDKFLVRRR
>AK160485|H2-EB*01|Mus musculus|F|EX3|[D2]|C-LIKE|
VEPTVTVYPTKTQPLEHHNLLVCSVSDFYPGNIEVRWFRNGKEEKTGIVSTGLVRNGDWT
FQTLVMLETVPQSGEVYTCQVEHPSLTDPVTVEW
>AK160485|H2-EB*01|Mus musculus|F|EX4|
KAQSTSAQNKMLSGVGGFVLGLLFLGAGLFIYFRNQK
>AK160485|H2-EB*01|Mus musculus|F|EX5|
GQSGLQPT
>AK160485|H2-EB*01|Mus musculus|F|EX6|
GLLS
>AK160485|H2-EB*01|Mus musculus|F|EX1-6|
MVWLPRVPCVAAVILLLTVLSPPVALVRDSRPWFLEYCKSECHFYNGTQRVRLLERYFYN
LEENLRFDSDVGEFRAVTELGRPDAENWNSQPEFLEQKRAEVDTVCRHNYEISDKFLVRR
RVEPTVTVYPTKTQPLEHHNLLVCSVSDFYPGNIEVRWFRNGKEEKTGIVSTGLVRNGDW
TFQTLVMLETVPQSGEVYTCQVEHPSLTDPVTVEWKAQSTSAQNKMLSGVGGFVLGLLFL
GAGLFIYFRNQKGQSGLQPTGLLS