Table 1. Oligonucleotides used in this study.

Name	Sequence
1558-r (for 5′ RACE)	5′-AGTAGAACAAACCAGAACCATAAAC-3′
1497-r (for 5′ RACE)	5′-CACGTACTGTCCGGTTAAGGTTA-3′
1338-f (for 3′ RACE)	5′-CAAGTTTTACTCCAATCCAGTAGAA-3′
1398-f (for 3′ RACE)	5′-CAAAGTCAATAGATCCAATGTTCAC-3′
1-f (for full-length PCR)	5′-AGTAGAGTAGTGGTAGCAAAAGCCG-3′
2734-r (for full-length PCR)	5′-ATAACGTGCAATGACCCATCATAAC-3′
BglI-f (for expression-vector construction)	5′-CCCCATATGTCTAAATTTGATGTTGAACAGT-3′
BglI-r (for expression-vector construction)	5′-CCCGGATCCTTACAAGCCTTTCCAATACAATTCT-3′