PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32616523-9 2020 Mutational analysis of all residues of the (extracellular) helical cap of THIK-1 showed that mutation of the arginine residue at position 92, which is in the linker between cap helix 2 and pore helix 1, markedly reduced the inhibitory effect of IBMX. Arginine 109-117 potassium channel, two pore domain subfamily K, member 13 S homeolog Xenopus laevis 74-80