IMGT reference sequences in FASTA format:

Nucleotide 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) 
>AB162342|MH1-A*01|Oncorhynchus mykiss_RT-101|F|EX1|splicing a|complete|
ATGAAAGGTTTTATCTTGCTGTTGCTGGGAATAGGCCTTCTCCATACTGCATCTGCTG
>AB162342|MH1-A*01|Oncorhynchus mykiss_RT-101|F|EX2|[D1]|G-ALPHA1-DOMAIN|splicing a|complete|
CTACGCATTCACTGCGTTATGTGTACACTGCAACTTCCGGAGTACCAGACTTCCCAGAGT
TTGTCAGTCTGGGTATTGTGGATGGAATGCAGATAGATTACTATGACAGTAACACCAAGA
GAGTAGTACCCAAGCAGGACTGGATGGCCAAGACTGAGGGGTCTGACTACTGGGAGAGAC
AGACTCAGAACTCCATTGGTGACGAGCAGACCTTCAAAGCCAACATTGATGTTGCCAAGC
AGCGCTTCAATCAGACTGGAG
>AB162342|MH1-A*01|Oncorhynchus mykiss_RT-101|F|EX3|[D2]|G-ALPHA2-DOMAIN|splicing a|complete|
GAGTTCACACATTCCAGCTGATGTATGGCTGTGAGCTGGGTGATGACGGCATCACTCGAG
GAGACTTTCAGCTTGGTTATGATGGAGCAGATTTCCTCAGCCTGGACAAGAGCACTCTCA
CCTGGACTGCTGCCAACCAGAAAGCTGTCATCACCAAGCTTAAGTGGGATGCTACCGGAG
CTGAGGCTAACTTTCAGAAGAATTATCTAGAAAACACATGCATTGAGTGGCTTAAGAAGT
ATGTCAACTACGGCAAAGACACTTTGGAAAGGAAAG
>AB162342|MH1-A*01|Oncorhynchus mykiss_RT-101|F|EX4|[D3]|C-LIKE-DOMAIN|splicing a|complete|
TCCGTCCCTCAGTGTCTCTGCTCCAGAAGACCCCCTCCTCTCCAGTGACCTGCCACGCGA
CAGGTTTCTACCCCAGTGGAGTCATGGTGTTCTGGCAGAAAGACGGACAAGAACAGCATG
GAGATGTGGAGCATGGAGAGATCCTCCAGAACGATGACGGAACCTTCCAGAAAAGCACCC
ACCTGACAGTGACGCCTGAGGAGTGGAAGAACAACAAGTATCAGTGTGTGGTTCAACTCG
CGGGTATCGAGGATGACATCACCAAGGTTCTGATTGAGTCTGAGATCCAGACCAACTTTG
GAAAGACCAACAGGG
>AB162342|MH1-A*01|Oncorhynchus mykiss_RT-101|F|EX5|splicing a|complete|
GTTCAAATGACCCAATCACTATTGGCCTCATCATTGGAGGGGTGATAGCTCTCCTGGTCA
TCATTGTTGTTGGGGTCGTCATTTGGAAGAAGAAAAACAAGAAAG
>AB162342|MH1-A*01|Oncorhynchus mykiss_RT-101|F|EX6|splicing a|complete|
GCTTTGTTCCGGCCAGCA
>AB162342|MH1-A*01|Oncorhynchus mykiss_RT-101|F|EX7|complete|
CTTCCGACACGGACTCTGAAAACTCTGGGAAAGGTATCCAGAAGATT
>AB162342|MH1-A*01|Oncorhynchus mykiss_RT-101|F|EX1-7|splicing A|complete|
ATGAAAGGTTTTATCTTGCTGTTGCTGGGAATAGGCCTTCTCCATACTGCATCTGCTGCT
ACGCATTCACTGCGTTATGTGTACACTGCAACTTCCGGAGTACCAGACTTCCCAGAGTTT
GTCAGTCTGGGTATTGTGGATGGAATGCAGATAGATTACTATGACAGTAACACCAAGAGA
GTAGTACCCAAGCAGGACTGGATGGCCAAGACTGAGGGGTCTGACTACTGGGAGAGACAG
ACTCAGAACTCCATTGGTGACGAGCAGACCTTCAAAGCCAACATTGATGTTGCCAAGCAG
CGCTTCAATCAGACTGGAGGAGTTCACACATTCCAGCTGATGTATGGCTGTGAGCTGGGT
GATGACGGCATCACTCGAGGAGACTTTCAGCTTGGTTATGATGGAGCAGATTTCCTCAGC
CTGGACAAGAGCACTCTCACCTGGACTGCTGCCAACCAGAAAGCTGTCATCACCAAGCTT
AAGTGGGATGCTACCGGAGCTGAGGCTAACTTTCAGAAGAATTATCTAGAAAACACATGC
ATTGAGTGGCTTAAGAAGTATGTCAACTACGGCAAAGACACTTTGGAAAGGAAAGTCCGT
CCCTCAGTGTCTCTGCTCCAGAAGACCCCCTCCTCTCCAGTGACCTGCCACGCGACAGGT
TTCTACCCCAGTGGAGTCATGGTGTTCTGGCAGAAAGACGGACAAGAACAGCATGGAGAT
GTGGAGCATGGAGAGATCCTCCAGAACGATGACGGAACCTTCCAGAAAAGCACCCACCTG
ACAGTGACGCCTGAGGAGTGGAAGAACAACAAGTATCAGTGTGTGGTTCAACTCGCGGGT
ATCGAGGATGACATCACCAAGGTTCTGATTGAGTCTGAGATCCAGACCAACTTTGGAAAG
ACCAACAGGGGTTCAAATGACCCAATCACTATTGGCCTCATCATTGGAGGGGTGATAGCT
CTCCTGGTCATCATTGTTGTTGGGGTCGTCATTTGGAAGAAGAAAAACAAGAAAGGCTTT
GTTCCGGCCAGCACTTCCGACACGGACTCTGAAAACTCTGGGAAAGGTATCCAGAAGATT