. Author manuscript; available in PMC: 2012 May 20.

Published in final edited form as: Pharmacogenet Genomics. 2009 Nov;19(11):893–902. doi: 10.1097/FPC.0b013e3283329023

Table 2.

Human ALDH Alternative Transcripts

Gene	Transcript	Exons	Clones^*	Transcript Accession ^‡	Peptide	Peptide Accession ^‡	Length (amino acids)	M.W. (kDa)
*ALDH1A1*
	ALDH1A1	13	236	NM_000689	ALDH1A1	NP_000680	501	54.7
	ALDH1A1_v2	8	16	ENST00000376939	ALDH1A1_v2	ENSP00000366138	230	25.3

*ALDH1A2*
	ALDH1A2	13	135	NM_003888	ALDH1A2	NP_003879	518	56.5
	ALDH1A2_v2	12	5	NM_170696	ALDH1A2_v2	NP_733797	480	52.9
	ALDH1A2_v3	11	5	NM_170697	ALDH1A2_v3	NP_733798	422	46.0
	ALDH1A2_v4	12	5	ALDH1A2.cApr07	ALDH1A2_v4	ALDH1A2.cApr07	384	42.4

*ALDH1A3*
	ALDH1A3	13	153	NM_000693	ALDH1A3	NP_000684	512	55.9
	ALDH1A3_v2	10	158	ENST00000346623	ALDH1A3_v2	ENSP00000343294	416	45.4

*ALDH1B1*
*ALDH1B1*	ALDH1B1	2	213	NM_000692	ALDH1B1	NP_000683	517	57.2

*ALDH1L1*
	ALDH1L1	23	190	NM_012190	ALDH1L1	NP_036322	902	98.6
	ALDH1L1_v2	23	1	ENST00000273450	ALDH1L1_v2	ENSP00000273450	912	99.7
	ALDH1L1_v3	22	N.A.	ENST00000393431	ALDH1L1_v3	ENSP00000377081	505	55.3
	ALDH1L1_v4	7	7	ALDH1L1.hApr07	ALDH1L1_v4	ALDH1L1.hApr07	333	36.4
	ALDH1L1_v5	6	6	ALDH1L1.jApr07	ALDH1L1_v5	ALDH1L1.jApr07	259	28.5

*ALDH1L2*
	ALDH1L2	23	10	NM_001034173	ALDH1L2	NP_001029345	923	101.6
	ALDH1L2_v2	11	37	ALDH1L2.cApr07	ALDH1L2_v2	ALDH1L2.cApr07	378	41.4
	ALDH1L2_v3	22	34	ALDH1L2.aApr07	ALDH1L2_v3	ALDH1L2.aApr07	810	89.1

*ALDH2*
*ALDH2*	ALDH2	13	222	NM_000690	ALDH2	NP_000681	517	56.3

*ALDH3A1*
	ALDH3A1	11	325	NM_000691	ALDH3A1	NP_000682	453	50.4
	ALDH3A1_v2	9	63	ALDH3A1.aApr07	ALDH3A1_v2	ALDH3A1.aApr07	570	61.6
	ALDH3A1_v3	11	44	ALDH3A1.dApr07	ALDH3A1_v3	ALDH3A1.dApr07	452	50.3
	ALDH3A1_v4	9	31	ALDH3A1.hApr07	ALDH3A1_v4	ALDH3A1.hApr07	323	35.7
	ALDH3A1_v5	8	N.A.	ENST00000333946	ALDH3A1_v5	ENSP00000334590	570	61.5
	ALDH3A1_v6	10	1	ENST00000395555	ALDH3A1_v6	ENSP00000378923	389	43.3
	ALDH3A1_v7	10	N.A.	ALDH3A1.eApr07	ALDH3A1_v7	ALDH3A1.eApr07	380	41.9

*ALDH3A2*
	ALDH3A2	10	191	NM_000382	ALDH3A2	NP_000373	485	54.9
	ALDH3A2_v2	11	18	NM_001031806	ALDH3A2_v2	NP_001026976	508	57.5
	ALDH3A2_v3	11	11	ENST00000395575	ALDH3A2_v3	ENSP00000378942	485	54.8
	ALDH3A2_v4	10	N.A.	ENST00000404114	ALDH3A2_v4	ENSP00000385699	508	57.6
	ALDH3A2_v5	7	38	ALDH3A2.eApr07	ALDH3A2_v5	ALDH3A2.eApr07	292	33.0
	ALDH3A2_v6	3	5	ALDH3A2.lApr07	ALDH3A2_v6	ALDH3A2.lApr07	97	10.9

*ALDH3B1*
	ALDH3B1	10	45	NM_000694	ALDH3B1	NP_000685	468	51.7
	ALDH3B1_v2	9	18	NM_001030010	ALDH3B1_v2	NP_001025181	431	47.5
	ALDH3B1_v3	9	98	ALDH3B1.dApr07	ALDH3B1_v3	ALDH3B1.dApr07	248	27.6
	ALDH3B1_v4	7	3	ALDH3B1.eApr07	ALDH3B1_v4	ALDH3B1.eApr07	223	24.7
	ALDH3B1_v5	9	4	ALDH3B1.kApr07	ALDH3B1_v5	ALDH3B1.kApr07	88	9.6

*ALDH3B2*
	ALDH3B2	10	89	NM_000695	ALDH3B2	NP_000686	385	42.4
	ALDH3B2_v2	10	101	NM_001031615	ALDH3B2_v2	NP_001026786	385	42.4
	ALDH3B2_v3	9	2	ALDH3B2.cApr07	ALDH3B2_v3	ALDH3B2.cApr07	357	39.3

*ALDH4A1*
	ALDH4A1	15	203	NM_003748	ALDH4A1	NP_003739	563	61.7
	ALDH4A1_v2	16	2	NM_170726	ALDH4A1_v2	NP_733844	563	61.7
	ALDH4A1_v3	14	N.A.	ENST00000375335	ALDH4A1_v4	ENSP00000364484	547	59.8
	ALDH4A1_v4	8	N.A.	ENST00000375334	ALDH4A1_v3	ENSP00000364483	195	21.2
	ALDH4A1_v5	9	2	ALDH4A1.eApr07	ALDH4A1_v5	ALDH4A1.eApr07	195	21.2

*ALDH5A1*
	ALDH5A1	10	216	NM_001080	ALDH5A1	NP_001071	535	57.2
	ALDH5A1_v2	11	10	NM_170740	ALDH5A1_v2	NP_733936	548	58.6
	ALDH5A1_v3	4	5	ALDH5A1.cApr07	ALDH5A1_v3	ALDH5A1.cApr07	172	18.5

*ALDH6A1*
	ALDH6A1	12	427	NM_005589	ALDH6A1	NP_005580	535	57.8
	ALDH6A1_v2	7	8	ALDH6A1.bApr07	ALDH6A1_v2	ALDH6A1.bApr07	293	31.6
	ALDH6A1_v3	5	3	ALDH6A1.cApr07	ALDH6A1_v3	ALDH6A1.cApr07	179	19.6
	ALDH6A1_v4	4	5	ALDH6A1.jApr07	ALDH6A1_v4	ALDH6A1.jApr07	117	12.7

*ALDH7A1*
*ALDH7A1*	ALDH7A1	18	187	NM_001182	ALDH7A1	NP_001173	511	55.2

*ALDH8A1*
	ALDH8A1	7	68	NM_022568	ALDH8A1	NP_072090	487	53.2
	ALDH8A1_v2	6	3	NM_170771	ALDH8A1_v2	NP_739577	433	47.1

*ALDH9A1*
*ALDH9A1*	ALDH9A1	11	246	NM_000696	ALDH9A1	NP_000687	518	56.1

*ALDH16A1*
	ALDH16A1	17	153	NM_153329	ALDH16A1	NP_699160	802	84.9
	ALDH16A1_v2	15	1	ALDH16A1andFLT3LG.cApr07	ALDH16A1_v2	ALDH16A1andFLT3LG.cApr07	292	31.6

*ALDH18A1*
	ALDH18A1	18	434	NM_002860	ALDH18A1	NP_002851	795	87.1
	ALDH18A1_v2	18	11	NM_001017423	ALDH18A1_v2	NP_001017423	793	86.9

Number of clones, as provided by the NCBI-AceView database.

^‡

Accession identification numbers from NCBI – GenBank have the format “NM_…”, “NP_…”, “XM_…”, or “XP_…”; from EBI – Ensembl have the format “ENS…”; and from NCBI – AceView have the format “ALDH#X#.xApr07”.