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9Z2V

Ca2+-bound MthK WT in lipid nanodiscs composed of 22:1PC (75%) and POPG (25%)

Functional Information from GO Data
ChainGOidnamespacecontents
A0005886cellular_componentplasma membrane
A0042802molecular_functionidentical protein binding
A0098655biological_processmonoatomic cation transmembrane transport
B0005886cellular_componentplasma membrane
B0042802molecular_functionidentical protein binding
B0098655biological_processmonoatomic cation transmembrane transport
C0005886cellular_componentplasma membrane
C0042802molecular_functionidentical protein binding
C0098655biological_processmonoatomic cation transmembrane transport
D0005886cellular_componentplasma membrane
D0042802molecular_functionidentical protein binding
D0098655biological_processmonoatomic cation transmembrane transport
E0005886cellular_componentplasma membrane
E0042802molecular_functionidentical protein binding
E0098655biological_processmonoatomic cation transmembrane transport
F0005886cellular_componentplasma membrane
F0042802molecular_functionidentical protein binding
F0098655biological_processmonoatomic cation transmembrane transport
G0005886cellular_componentplasma membrane
G0042802molecular_functionidentical protein binding
G0098655biological_processmonoatomic cation transmembrane transport
H0005886cellular_componentplasma membrane
H0042802molecular_functionidentical protein binding
H0098655biological_processmonoatomic cation transmembrane transport
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues80
DetailsTransmembrane: {"description":"Helical; Name=Outer helix M1"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues40
DetailsTopological domain: {"description":"Extracellular"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues36
DetailsIntramembrane: {"description":"Helical; Pore-forming","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues20
DetailsIntramembrane: {"description":"Pore-forming","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues100
DetailsTransmembrane: {"description":"Helical; Name=Inner helix M2"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues920
DetailsDomain: {"description":"RCK N-terminal","evidences":[{"source":"PROSITE-ProRule","id":"PRU00543","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues672
DetailsDomain: {"description":"RCK C-terminal","evidences":[{"source":"PROSITE-ProRule","id":"PRU00544","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues20
DetailsMotif: {"description":"Selectivity filter"}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues24
DetailsBinding site: {}
ChainResidueDetails

255239

PDB entries from 2026-06-17

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