Table IV.

Type II keratins

Current protein designation	Current gene designation	Protein designation according to Hesse et al., 2004 ^a	New protein designation	New gene designation
Human epithelial keratin
K1	KRT1	Kb1	K1	KRT1
K2e	KRT2A	Kb2	K2	KRT2
K3	KRT3	Kb3	K3	KRT3
K4	KRT4	Kb4	K4	KRT4
K5	KRT5	Kb5	K5	KRT5
K6a	KRT6A	Kb6	K6a	KRT6A
K6b	KRT6B	Kb10	K6b	KRT6B
K6e/h,^a ^b	no designation	Kb12	K6c^c	KRT6C
K7	KRT7	Kb7	K7	KRT7
K8	KRT8	Kb8	K8	KRT8
K6irs1	no designation	Kb34	K71	KRT71
K6irs2	no designation	Kb35	K72	KRT72
K6irs3	no designation	Kb36	K73	KRT73
K6irs4	no designation	Kb37	K74	KRT74
K6hf	no designation	Kb18	K75	KRT75
K2p	KRT2B	Kb9	K76	KRT76
K1b^d	no designation	Kb39	K77	KRT77
K5b^d	no designation	Kb40	K78	KRT78
K6l^d	no designation	Kb38	K79	KRT79
Kb20^a ^b	no designation	Kb20	K80	KRT80
Human hair keratins
Hb1, K2.9^e	KRTHB1	Kb21	K81	KRT81
Hb2	KRTHB2	Kb22	K82	KRT82
Hb3, K2.10^e	KRTHB3	Kb23	K83	KRT83
Hb4	KRTHB4	Kb24	K84	KRT84
Hb5, K2.12^e	KRTHB5	Kb25	K85	KRT85
Hb6, K2.11^e	KRTHB6	Kb26	K86	KRT86
Nonhuman epithelial/ hair keratins
—	—	—	—	—
Human keratin pseudogenes
	φhHbD^b, Kb31P^a			KRT121P
	φhHbC ^b, Kb30P ^a			KRT122P
	φhHbB ^b, Kb29P ^a			KRT123P
	φhHbA ^b, Kb28P ^a			KRT124P
	φKRTH ^b			KRT125P
	φKRTG ^b, Kb19P ^a			KRT126P
	φKRTF ^b			KRT127P
	φKRTE ^b			KRT128P

Not identical with the polymorphic variant described previously by Takahashi et al.,1995; see Rogers et al., 2005 for further information;