| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| Q6IFW5 | Keratin, type I cytoskeletal 12; Cytokeratin-12; CK-12; Keratin-12; K12; Type I keratin Ka12; | Krt12; Ka12 Krt1-12; | NP_001008761.1; | 456 | rat |
| Q6IFV4 | Keratin, type I cytoskeletal 13; Cytokeratin-13; CK-13; Keratin-13; K13; Type I keratin Ka13; | Krt13; Ka13; | NP_001004021.1; | 438 | rat |
| Q6IFV1 | Keratin, type I cytoskeletal 14; Cytokeratin-14; CK-14; Keratin-14; K14; Type I keratin Ka14; | Krt14; Ka14 Krt1-14; | NP_001008751.1; | 485 | rat |
| Q6IFV3 | Keratin, type I cytoskeletal 15; Cytokeratin-15; CK-15; Keratin-15; K15; Type I keratin Ka15; | Krt15; Ka15; | NP_001004022.1; | 447 | rat |
| Q6IFU8 | Keratin, type I cytoskeletal 17; Cytokeratin-17; CK-17; Keratin-17; K17; Type I keratin Ka17; | Krt17; Ka17; | NP_997710.1; | 433 | rat |
| Q5BJY9 | Keratin, type I cytoskeletal 18; Cytokeratin-18; CK-18; Keratin-18; K18; | Krt18; Krt1-18; | NP_446428.1; | 423 | rat |
| Q63279 | Keratin, type I cytoskeletal 19; Cytokeratin-19; CK-19; Keratin-19; K19; Type I keratin Ka19; | Krt19; Ka19 Krt1-19; | NP_955792.1; | 403 | rat |
| P25030 | Keratin, type I cytoskeletal 20; Cytokeratin-20; CK-20; Cytokeratin-21; CK-21; Keratin-20; K20; | Krt20; Krt21; | NP_775151.1; | 429 | rat |
| Q6IFX1 | Keratin, type I cytoskeletal 24; Cytokeratin-24; CK-24; Keratin-24; K24; Type I keratin-24; | Krt24; Ka24; | NP_001004131.1; | 491 | rat |
| Q6IFX0 | Keratin, type I cytoskeletal 25; Cytokeratin-25; CK-25; Keratin-25; K25; Keratin-25A; K25A; Type I inner root sheath-specific keratin-K25irs1; Type I keratin KA38; | Krt25; Ka38 Krt25a; | NP_001008822.1; | 446 | rat |
| Q6IFW8 | Keratin, type I cytoskeletal 27; Cytokeratin-27; CK-27; Keratin-27; K27; Type I inner root sheath-specific keratin-K25irs3; Type I keratin KA40; | Krt27; Ka40; | NP_001008824.1; | 449 | rat |
| Q6IFW3 | Keratin, type I cytoskeletal 39; Cytokeratin-39; CK-39; Keratin-39; K39; Type I hair keratin Ka35; | Krt39; Ka35; | NP_001004130.1; | 481 | rat |
| Q6IFW2 | Keratin, type I cytoskeletal 40; Cytokeratin-40; CK-40; Keratin-40; K40; Type I hair keratin Ka36; | Krt40; Ka36; | NP_001008821.1; | 431 | rat |
| Q6IFU7 | Keratin, type I cytoskeletal 42; Cytokeratin-42; CK-42; Keratin-42; K42; Type I keratin Ka22; | Krt42; Ka22; | NP_001008816.1; | 452 | rat |
| Q8CIS9 | Keratin, type I cytoskeletal 9; Cytokeratin-9; CK-9; Keratin-9; K9; Spermatid perinuclear ring manchette protein K9; | Krt9; Krt1-9; | NP_703206.1; | 618 | rat |
| D3ZGX1 | Protein KIAA2022 homolog; | NULL | XP_008771572.1; | 1517 | rat |
| Q6IG02 | Keratin, type II cytoskeletal 2 epidermal; Cytokeratin-2e; CK-2e; Epithelial keratin-2e; Keratin-2 epidermis; Keratin-2e; K2e; Type-II keratin Kb2; | Krt2; Kb2 Krt2a; | NP_001008899.1; | 685 | rat |
| Q6IG01 | Keratin, type II cytoskeletal 1b; Cytokeratin-1B; CK-1B; Keratin-77; K77; Type-II keratin Kb39; | Krt77; Kb39 Krt1b; | NP_001008807.1; | 519 | rat |
| Q6IMF3 | Keratin, type II cytoskeletal 1; Cytokeratin-1; CK-1; Keratin-1; K1; Type-II keratin Kb1; | Krt1; Kb1; | NP_001008802.2; | 625 | rat |
| Q6IG00 | Keratin, type II cytoskeletal 4; Cytokeratin-4; CK-4; Keratin-4; K4; Type-II keratin Kb4; | Krt4; Kb4; | NP_001008806.1; | 536 | rat |
