NMDA receptor
https://openalex.org/C67018056
https://www.wikidata.org/wiki/Q414896
Glutamate receptor
https://openalex.org/C61174792
https://www.wikidata.org/wiki/Q420510
Depolarization
https://openalex.org/C4141045
https://www.wikidata.org/wiki/Q83183
Biophysics
https://openalex.org/C12554922
https://www.wikidata.org/wiki/Q7100
Excitatory postsynaptic potential
https://openalex.org/C112592302
https://www.wikidata.org/wiki/Q1207387
Conductance
https://openalex.org/C121932024
https://www.wikidata.org/wiki/Q5159376
Hyperpolarization (physics)
https://openalex.org/C131453863
https://www.wikidata.org/wiki/Q1641079
Neuroscience
https://openalex.org/C169760540
https://www.wikidata.org/wiki/Q207011
Chemistry
https://openalex.org/C185592680
https://www.wikidata.org/wiki/Q2329
Reversal potential
https://openalex.org/C2778071365
https://www.wikidata.org/wiki/Q3089249
Patch clamp
https://openalex.org/C147944092
https://www.wikidata.org/wiki/Q176366
Membrane potential
https://openalex.org/C181911157
https://www.wikidata.org/wiki/Q389844
Electrophysiology
https://openalex.org/C185263204
https://www.wikidata.org/wiki/Q1154774
Biology
https://openalex.org/C86803240
https://www.wikidata.org/wiki/Q420
Identifying a knowledge gap in the field of study
Much less is known about X.
[INST] Please produce a sentence from the paper. The sentence should not mention the title of the paper, rather it be extracted from the Introducing Work section of the paper.
Please provide one singular full sentence from the paper that serves the function provided, using the example as guidance. Be specific, using relevant terminology from the paper.
Refrain from vague or generic statements. Finally produce a search query in the form of a question targeted towards the knowledge contained therein. 
You must output json with the structure of {'Sentence': sentence, 'Query': query}.
Field: "Biophysics".
Paper: "ATP-regulated K+ channels in cardiac muscle"
Function: "Identifying a knowledge gap in the field of study".
Example Sentence: "Much less is known about X.". [/INST]