6V22
Cryo-EM structure of Ca2+-bound hsSlo1-beta4 channel complex
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C, E, G (A, B, C, D) | Calcium-activated potassium channel subunit alpha-1 | polymer | 1065 | 119988.1 | 4 | UniProt (Q12791) Pfam (PF00520) Pfam (PF22614) Pfam (PF03493) Pfam (PF21014) | Homo sapiens (Human) | BK channel,BKCA alpha,Calcium-activated potassium channel,subfamily M subunit alpha-1,K(VCA)alpha,KCa1.1,Maxi K channel,MaxiK,Slo-alpha,Slo1,Slowpoke homolog,hSlo |
| 2 | B, D, F, H (E, F, G, H) | Calcium-activated potassium channel subunit beta-4 | polymer | 219 | 24991.8 | 4 | UniProt (Q86W47) Pfam (PF03185) | Homo sapiens (Human) | BK channel subunit beta-4,Hbeta4,Calcium-activated potassium channel,subfamily M subunit beta-4,Charybdotoxin receptor subunit beta-4,K(VCA)beta-4,Maxi K channel subunit beta-4,Slo-beta-4 |
| 3 | I, LC, NB, PA (A, D, C, B) | MAGNESIUM ION | non-polymer | 24.3 | 4 | Chemie (MG) PubChem (888) | |||
| 4 | J, K, MC, NC, OB... (A, D, C, B) | CALCIUM ION | non-polymer | 40.1 | 8 | Chemie (CA) PubChem (271) | |||
| 5 | AA, AC, AD, BA, BC... (A, G, H, F, E...) | (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate | non-polymer | 760.1 | 60 | Chemie (POV) PubChem (65167) PubChem (5497103) PubChem (6436017) PubChem (6506401) PubChem (10908846) PubChem (168614) PubChem (6070971) | |||
| 6 | AB, BB, R, S, T... (B, A, D, C) | CHOLESTEROL | non-polymer | 386.7 | 16 | Chemie (CLR) PubChem (304) PubChem (191463) PubChem (368063) PubChem (369319) PubChem (638019) PubChem (1549081) PubChem (1553803) PubChem (5283629) PubChem (5284644) PubChem (5315842) PubChem (6419195) PubChem (6994560) PubChem (7055705) PubChem (7055706) PubChem (7059398) PubChem (7059400) PubChem (7059635) PubChem (7103033) PubChem (7182477) PubChem (7182478) PubChem (9909206) PubChem (10045721) PubChem (71168115) PubChem (10134774) PubChem (10293553) PubChem (71173031) PubChem (11003580) PubChem (11025495) PubChem (11058155) PubChem (11463329) PubChem (11868624) PubChem (11868625) PubChem (11869366) PubChem (11869367) PubChem (11869368) PubChem (11869369) PubChem (12120344) PubChem (12156156) PubChem (12303135) PubChem (12303148) PubChem (12303156) PubChem (12303159) PubChem (12303160) PubChem (16219173) PubChem (16758052) PubChem (40477506) PubChem (40557614) PubChem (42579431) PubChem (42579432) PubChem (176980071) PubChem (45044259) PubChem (18640088) PubChem (1715243) PubChem (1715244) PubChem (23423981) PubChem (49853509) PubChem (44654663) PubChem (46937002) PubChem (59274407) PubChem (50990013) PubChem (68311425) PubChem (68311398) PubChem (143173313) PubChem (177156123) PubChem (5997) PubChem (1551269) PubChem (90070115) PubChem (52934537) PubChem (117965027) PubChem (6432564) PubChem (6710666) PubChem (124146240) PubChem (56621683) PubChem (7059399) PubChem (124897607) PubChem (124896959) PubChem (10861996) PubChem (132837164) PubChem (11834483) PubChem (11888915) PubChem (11888914) PubChem (57915018) PubChem (57939063) PubChem (138967089) PubChem (58428240) PubChem (58445498) PubChem (139566851) PubChem (58663286) PubChem (15939944) PubChem (59450329) PubChem (59628412) PubChem (171828367) PubChem (173516975) PubChem (59965215) PubChem (71234641) PubChem (59993755) PubChem (60001463) PubChem (66634651) PubChem (68055877) PubChem (68166463) PubChem (68315613) PubChem (70795838) PubChem (70797612) PubChem (70954610) PubChem (70957185) PubChem (71463909) PubChem (89951918) PubChem (90224410) PubChem (91298236) PubChem (101624109) PubChem (124225449) PubChem (124429284) PubChem (124909223) PubChem (124909224) PubChem (124909225) PubChem (130459183) PubChem (131992107) PubChem (139568882) PubChem (142983773) PubChem (144054483) PubChem (144209461) PubChem (144331236) PubChem (144808354) PubChem (145053568) PubChem (145157652) PubChem (145215073) PubChem (145230478) PubChem (146320991) PubChem (147857230) PubChem (154993519) PubChem (158603858) PubChem (162906452) PubChem (162906453) PubChem (162906454) PubChem (162906455) PubChem (162906456) PubChem (162906457) PubChem (163255768) PubChem (163389210) PubChem (164665303) PubChem (166553771) PubChem (166712004) PubChem (170116175) PubChem (171764280) PubChem (171817101) PubChem (171817104) PubChem (174285573) | |||
| 7 | V, W, X, Y (A) | POTASSIUM ION | non-polymer | 39.1 | 4 | Chemie (K) PubChem (813) | |||
| 8 | CD, DD, EC, FC, GB... (H, G, F, E) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 8 | Chemie (NAG) |
Sequence modifications
A, B, C, D: 1 - 1056 (UniProt: Q12791)
E, F, G, H: 2001 - 2210 (UniProt: Q86W47)
| PDB | External Database | Details |
|---|---|---|
| Ser 1057 | - | expression tag |
| Asn 1058 | - | expression tag |
| Ser 1059 | - | expression tag |
| Leu 1060 | - | expression tag |
| Glu 1061 | - | expression tag |
| Val 1062 | - | expression tag |
| Leu 1063 | - | expression tag |
| Phe 1064 | - | expression tag |
| Gln 1065 | - | expression tag |
| PDB | External Database | Details |
|---|---|---|
| Ser 2211 | - | expression tag |
| Asn 2212 | - | expression tag |
| Ser 2213 | - | expression tag |
| Leu 2214 | - | expression tag |
| Glu 2215 | - | expression tag |
| Val 2216 | - | expression tag |
| Leu 2217 | - | expression tag |
| Phe 2218 | - | expression tag |
| Gln 2219 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 8 |
| Total formula weight | 579919.3 | |
| Non-Polymers* | Number of molecules | 100 |
| Total formula weight | 54134.9 | |
| All* | Total formula weight | 634054.2 |
