Table III.

Type I keratins

Current protein  designation	Current gene  designation	Protein designation according to  Hesse et al., 2004^a	New protein  designation	New gene  designation
Human epithelial keratins
K9	KRT9	Ka9	K9	KRT9
K10	KRT10	Ka10	K10	KRT10
K12	KRT12	Ka12	K12	KRT12
K13	KRT13	Ka13	K13	KRT13
K14	KRT14	Ka14	K14	KRT14
K15	KRT15	Ka15	K15	KRT15
K16	KRT16	Ka16	K16	KRT16
K17	KRT17	Ka17	K17	KRT17
K18	KRT18	Ka18	K18	KRT18
K19	KRT19	Ka19	K19	KRT19
K20	KRT20	Ka20	K20	KRT20
K21 rat	no designation	—	—	—
K23	KRT23	Ka23	K23	KRT23
K24	KRT24	Ka24	K24	KRT24
K25irs1^b, K10C^c, hIRSa1^d	KRT25A	Ka38	K25	KRT25
K25irs2^b, K10D^c	KRT25B	Ka39	K26	KRT26
K25irs3^b, K10B^c, hIRSa3.1^d	KRT25C	Ka40	K27	KRT27
K25irs4^b, hIRSa2^d	KRT25D	Ka41	K28	KRT28
Human hair keratins
Ha1	KRTHA1	Ka25	K31	KRT31
Ha2	KRTHA2	Ka26	K32	KRT32
Ha3-I	KRTHA3A	Ka27	K33a	KRT33A
Ha3-II	KRTHA3B	Ka28	K33b	KRT33B
Ha4	KRTHA4	Ka29	K34	KRT34
Ha5	KRTHA5	Ka30	K35	KRT35
Ha6	KRTHA6	Ka31	K36	KRT36
Ha7	KRTHA7	Ka32	K37	KRT37
Ha8	KRTHA8	Ka33	K38	KRT38
		Ka35	K39	KRT39
		Ka36	K40	KRT40
Nonhuman hair/  epithelial keratins
	φhHaA^b,  Ka34P^a man		K41 chimp, gorilla	KRT41^e chimp, gorilla  KRT41P man
K17n mouse, rat^f	no designation	Ka22 mouse, rat	K42 mouse, rat	KRT42 mouse, rat  KRT42P man
Human keratin pseudogenes
	φhHaB^b			KRT221P
	φKRTI^b, Ka21P^a			KRT222P
	φKRTJ^b, Ka37P^a			KRT223P

↵a Hesse et al., 2004;
↵b Rogers et al., 2004;
↵c Hesse et al., 2001;
↵d Bawden et al., 2001;
↵e Winter et al., 2001;
↵f Tong and Coulombe, 2004.