| CACNA1A | APCA CACNL1A4 Cav2.1 EA2 FHM HPCA MHP MHP1 SCA6 | calcium channel, voltage-dependent, P/Q type, alpha 1A subunit | | | | | |
| CACNA1B | CACNL1A5 CACNN Cav2.2 | calcium channel, voltage-dependent, N type, alpha 1B subunit | HPA044347
| | |
| Cytoplasm |
| CACNA1C | CACH2 CACN2 CACNL1A1 Cav1.2 CCHL1A1 LQT8 TS | calcium channel, voltage-dependent, L type, alpha 1C subunit | HPA039796
| | |
| |
| CACNA1D | CACH3 CACN4 CACNL1A2 Cav1.3 CCHL1A2 | calcium channel, voltage-dependent, L type, alpha 1D subunit | HPA020215
| | |
| Nuclear membrane Nucleus but not nucleoli Cytoplasm |
| CACNA1E | BII CACH6 CACNL1A6 Cav2.3 | calcium channel, voltage-dependent, R type, alpha 1E subunit | HPA042515
| | |
| Cytoplasm Plasma membrane Cytoskeleton (Actin filaments) |
| CACNA1F | AIED Cav1.4 COD4 CORDX3 CSNB2 CSNB2A CSNBX2 JM8 JMC8 OA2 | calcium channel, voltage-dependent, L type, alpha 1F subunit | | | | | |
| CACNA1G | Cav3.1 NBR13 | calcium channel, voltage-dependent, T type, alpha 1G subunit | HPA004714
| | |
| Nucleus but not nucleoli Cytoplasm |
| CACNA1H | Cav3.2 | calcium channel, voltage-dependent, T type, alpha 1H subunit | HPA039125
| | |
| |
| CACNA1I | Cav3.3 | calcium channel, voltage-dependent, T type, alpha 1I subunit | | | | | |
| CACNA1S | CACNL1A3 Cav1.1 HOKPP hypoPP MHS5 | calcium channel, voltage-dependent, L type, alpha 1S subunit | CAB009507
| | |
| |
| CATSPER2 | | cation channel, sperm associated 2 | HPA042709
| | |
| Mitochondria Nucleus but not nucleoli Plasma membrane Cytoplasm |
| CATSPER4 | | cation channel, sperm associated 4 | HPA045257
| | |
| Centrosome |
| CNGA1 | CNCG CNCG1 CNG1 RCNC1 RCNCa | cyclic nucleotide gated channel alpha 1 | | | | | |
| CNGA2 | CNCA CNCA1 CNG2 FLJ46312 OCNC1 OCNCa OCNCALPHA | cyclic nucleotide gated channel alpha 2 | HPA015065
| | |
| Nucleus Nucleoli Cytoplasm |
| CNGA3 | ACHM2 CCNC1 CCNCa CNCG3 CNG3 | cyclic nucleotide gated channel alpha 3 | | | | | |
| CNGA4 | CNCA2 CNG5 CNGB2 OCNC2 OCNCb | cyclic nucleotide gated channel alpha 4 | | | | | |
| CNGB3 | ACHM3 | cyclic nucleotide gated channel beta 3 | | | | | |
| HCN1 | BCNG-1 BCNG1 HAC-2 | hyperpolarization activated cyclic nucleotide-gated potassium channel 1 | HPA019195
| | |
| |
| HCN2 | BCNG-2 BCNG2 HAC-1 | hyperpolarization activated cyclic nucleotide-gated potassium channel 2 | | | | | |
| HCN3 | KIAA1535 | hyperpolarization activated cyclic nucleotide-gated potassium channel 3 | HPA026584
| | |
| |
| HCN4 | | hyperpolarization activated cyclic nucleotide-gated potassium channel 4 | | | | | |
| KCNA1 | AEMK HUK1 Kv1.1 MBK1 RBK1 | potassium voltage-gated channel, shaker-related subfamily, member 1 (episodic ataxia with myokymia) | CAB022365
| | |
| |
| KCNA10 | Kv1.8 | potassium voltage-gated channel, shaker-related subfamily, member 10 | HPA015061 CAB022564
|
| Reliability High |
| Nucleus but not nucleoli Cytoplasm |
| KCNA2 | HK4 Kv1.2 | potassium voltage-gated channel, shaker-related subfamily, member 2 | CAB001976
| | |
| |
| KCNA3 | HLK3 HPCN3 Kv1.3 MK3 | potassium voltage-gated channel, shaker-related subfamily, member 3 | HPA016625
| | |
| Nucleoli Cytoskeleton (Intermediate filaments) |
| KCNA4 | HK1 HPCN2 KCNA4L Kv1.4 | potassium voltage-gated channel, shaker-related subfamily, member 4 | CAB001977 HPA016422
|
| Reliability Low |
| Nucleoli Nucleus |
| KCNA5 | HK2 HPCN1 Kv1.5 | potassium voltage-gated channel, shaker-related subfamily, member 5 | | | | | |
| KCNA6 | HBK2 Kv1.6 | potassium voltage-gated channel, shaker-related subfamily, member 6 | CAB011539 HPA014418
|
| Reliability Medium |
| Plasma membrane |
| KCNA7 | HAK6 Kv1.7 | potassium voltage-gated channel, shaker-related subfamily, member 7 | | | | | |
| KCNB1 | Kv2.1 | potassium voltage-gated channel, Shab-related subfamily, member 1 | CAB001979
| | |
| |
| KCNB2 | Kv2.2 | potassium voltage-gated channel, Shab-related subfamily, member 2 | | | | | |
| KCNC1 | Kv3.1 | potassium voltage-gated channel, Shaw-related subfamily, member 1 | HPA047634 HPA048249
|
| Reliability Medium |
| |
| KCNC2 | Kv3.2 | potassium voltage-gated channel, Shaw-related subfamily, member 2 | HPA019664 CAB022571
|
| Reliability Very low |
| Cytoplasm Plasma membrane |
| KCNC3 | Kv3.3 SCA13 | potassium voltage-gated channel, Shaw-related subfamily, member 3 | HPA018041
| | |
| Nucleus but not nucleoli |
| KCNC4 | C1orf30 HKSHIIIC Kv3.4 | potassium voltage-gated channel, Shaw-related subfamily, member 4 | HPA014740
| | |
| Nucleoli Cytoplasm |
| KCND1 | Kv4.1 | potassium voltage-gated channel, Shal-related subfamily, member 1 | HPA001066
| | |
| Nucleus but not nucleoli Cytoplasm |
| KCND2 | KIAA1044 Kv4.2 RK5 | potassium voltage-gated channel, Shal-related subfamily, member 2 | HPA029068
| | |
| Nucleus but not nucleoli |
| KCND3 | KSHIVB Kv4.3 | potassium voltage-gated channel, Shal-related subfamily, member 3 | HPA029452
| | |
| Nucleus but not nucleoli |
| KCNF1 | IK8 KCNF kH1 Kv5.1 | potassium voltage-gated channel, subfamily F, member 1 | CAB004678 HPA014738
|
| Reliability Medium |
| |
| KCNG1 | K13 KCNG kH2 Kv6.1 | potassium voltage-gated channel, subfamily G, member 1 | HPA039530 HPA040024
|
| Reliability High |
| Vesicles |
| KCNG2 | KCNF2 Kv6.2 | potassium voltage-gated channel, subfamily G, member 2 | HPA048628
| | |
| |
| KCNG3 | Kv6.3 | potassium voltage-gated channel, subfamily G, member 3 | | | | | |
| KCNG4 | Kv6.4 | potassium voltage-gated channel, subfamily G, member 4 | HPA039161
| | |
| Nucleus but not nucleoli Cytoplasm |
| KCNH1 | eag eag1 h-eag Kv10.1 | potassium voltage-gated channel, subfamily H (eag-related), member 1 | HPA019445
| | |
| Nucleus but not nucleoli Cytoplasm |
| KCNH2 | erg1 HERG Kv11.1 LQT2 | potassium voltage-gated channel, subfamily H (eag-related), member 2 | CAB006838
| | |
| Nucleus Cytoplasm Plasma membrane |
| KCNH3 | BEC1 elk2 Kv12.2 | potassium voltage-gated channel, subfamily H (eag-related), member 3 | HPA051088
| | |
| |
| KCNH4 | elk1 Kv12.3 | potassium voltage-gated channel, subfamily H (eag-related), member 4 | | | | | |
| KCNH5 | eag2 H-EAG2 Kv10.2 | potassium voltage-gated channel, subfamily H (eag-related), member 5 | HPA030487
| | |
| Vesicles |
| KCNH6 | erg2 HERG2 Kv11.2 | potassium voltage-gated channel, subfamily H (eag-related), member 6 | CAB022674
| | |
| Cytoplasm |
| KCNH7 | erg3 HERG3 Kv11.3 | potassium voltage-gated channel, subfamily H (eag-related), member 7 | HPA018039
| | |
| Cytoskeleton (Intermediate filaments) Focal Adhesions |