HEADER TRANSPORT PROTEIN 31-DEC-69 6V3G TITLE Cryo-EM structure of Ca2+-free hsSlo1 channel COMPND MOL_ID: 1; COMPND 2 MOLECULE: Calcium-activated potassium channel subunit alpha-1; COMPND 3 CHAIN: B, A, C, D; COMPND 4 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY DBREF 6V3G D 1 1056 UNP Q12791 KCMA1_HUMAN 66 1121 SEQRES 1 D 170 TYR GLY GLY SER TYR SER ALA VAL SER GLY ARG LYS HIS SEQRES 2 D 170 ILE VAL VAL CYS GLY HIS ILE THR LEU GLU SER VAL SER SEQRES 3 D 170 ASN PHE LEU LYS ASP PHE LEU HIS LYS ASP ARG ASP ASP SEQRES 4 D 170 VAL ASN VAL GLU ILE VAL PHE LEU HIS ASN ILE SER PRO SEQRES 5 D 170 ASN LEU GLU LEU GLU ALA LEU PHE LYS ARG HIS PHE THR SEQRES 6 D 170 GLN VAL GLU PHE TYR GLN GLY SER VAL LEU ASN PRO HIS SEQRES 7 D 170 ASP LEU ALA ARG VAL LYS ILE GLU SER ALA ASP ALA CYS SEQRES 8 D 170 LEU ILE LEU ALA ASN LYS TYR CYS ALA ASP PRO ASP ALA SEQRES 9 D 170 GLU ASP ALA SER ASN ILE MET ARG VAL ILE SER ILE LYS SEQRES 10 D 170 ASN TYR HIS PRO LYS ILE ARG ILE ILE THR GLN MET LEU SEQRES 11 D 170 GLN TYR HIS ASN LYS ALA HIS LEU LEU ASN ILE PRO SER SEQRES 12 D 170 TRP ASN TRP LYS GLU GLY ASP ASP ALA ILE CYS LEU ALA SEQRES 13 D 170 GLU LEU LYS LEU GLY PHE ILE ALA GLN SER CYS LEU ALA SEQRES 14 D 170 GLN