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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) 
>AL133404|TREML1*01|Homo sapiens|F|EX1
MGLTLLLLLLLGLE
>AL133404|TREML1*01|Homo sapiens|F|EX2|[D]|V-LIKE
QGIVGSLPEVLQAPVGSSILVQCHYRLQDVKAQKVWCRFLPEGCQPLVSSAVDRRAPAGR
RTFLTDLGGGLLQVEMVTLQEEDAGEYGCMVDGARGPQILHRVSLNILPP
>AL133404|TREML1*01|Homo sapiens|F|EX3
EEEETHKIGSLAENAFSDPAGSANPLEPSQDEK
>AL133404|TREML1*01|Homo sapiens|F|EX4
IPLIWGAVLLVGLLVAAVVLFAVMAKRKQ
>AL133404|TREML1*01|Homo sapiens|F|EX5
NRLGVCGRFLSSRVSGM
>AL133404|TREML1*01|Homo sapiens|F|EX6
PSSVVHHVSDSGPAAELPLDVPHIRLDSPPSFDNTTYTSLPLDSPSGKPSLPAPSSLPPL
PPKVLVCSKPVTYATVIFPGGNKGGGTSCGPAQNPPNNQTPSS*