Table 1.

Conservation of intron positions in the coding regions of human and zebrafish claudins

Intron*	Gene†	Exon boundaries‡
A	CLDN16	Leu-Glu108 —Val109-Ser
	cldni	Ala-Gln44 —Val45-Ser
B	CLDN1	Leu-Ser-S —er75-Thr-Leu
	CLDN7	Leu-Ser-A —la75-Ala-Leu
	cldn7	Leu-Asp-S —er75-Ala-Leu
	CLDN10	Leu-Asp-G —ly74-Tyr-Ile
	cldn10	Leu-Pro-V —al73-His-Ile
	CLDN11	Leu-Pro-G —ly76-Tyr-Val
	cldn11	Ile-Pro-A —la76-Tyr-Ile
	CLDN15	Leu-Ser-G —ly74-Tyr-Ile
	CLDN16	His-Pro-L —eu143-Lys-Leu
	CLDN18	Leu-Pro-A —la74-Met-Leu
	CLDN19	Leu-Asp-G —ly75-His-Ile
	cldn19	Leu-Pro-G —ly75-Glu-Ile
C	cldn12	Pro-Thr-G —ly93-Leu-Leu
D	CLDN1	Leu-Ala-G —ly130-Leu-Ala
	CLDN7	Val-Ala-G —ly130-Leu-Ala
	cldn7	Val-Gly-A —la130-Leu-Cys
	CLDN10	Leu-Ser-G —ly128-Leu-Cys
	cldn10	Ile-Gly-G —ly128-Leu-Cys
	CLDN11	Leu-Leu-A —la131-Leu-Cys
	cldn11	Val-Ile-S —er131-Leu-Cys
	CLDN15	Leu-Ala-G —ly128-Ile-Cys
	CLDN16	Ile-Ala-G —ly198-Thr-Pro
	CLDN18	Val-Ser-G —ly129-Leu-Cys
	CLDN19	Leu-Ala-G —ly130-Leu-Cys
	cldn19	Thr-Gly-G —ly130-Leu-Phe
E	CLDN1	Asn-Ala-Ar —g158-Tyr-Glu
	CLDN7	Asn-Ile-Ly —s158-Tyr-Glu
	cldn7	Asn-Thr-Ly —s158-Tyr-Glu
	CLDN10	Glu-Gln-Ly —s155-Tyr-Glu
	cldn10	Gly-Val-Ar —g155-Phe-Glu
	CLDN15	Gly-Thr-Ly —s155-Tyr-Glu
	CLDN18	Gln-Thr-Ar —g168-Tyr-Thr
	CLDN19	Asn-Ala-Ar —g158-Tyr-Glu
	cldn19	Asn-Ala-Ar —g158-Tyr-Glu
F	CLDN10	Thr-Pro-Ar —g191-Tyr-Thr
	cldn10	Glu-Lys-Gl —y193-Ala-Tyr
	CLDN15	Ala-Ala-Se —r194-Ala-Arg
	CLDN16	Phe-Lys-A —sp262-Val-Gly
	CLDN18	Glu-Thr-As —n205-Tyr-Lys

^*See Fig. 5 for the location of the introns in the sequence alignment. 

^† Symbols capitalized for human and lowercase for zebrafish. 

^‡ Numbers denote the position of the amino acids whose codons border or straddle the intron (—).