Presentation 1996/6/20
Linear System Analysis of Behavior of Calcium Ion Receptor by an Allosteric Model
H Tamura, H Hirayama, T Nishimura, Y. Fukuyama,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Linear system analysis was applied for calcium currents in A7r5 smooth muscle cell. The conformal changes of calcium channel activation was expressed by a Monod-Wyman-Changeux allosteric model with four homologous domains in the main subunit of the calcium channel. The movement of a voltage sensor in the model was analogous to ligand binding, the closed and open channels correspond to inactive (T) and active (R) states of the model. The linear system analysis disclosed that the system is stable but uncontrollable. The impulse responses of channels between the open and closed state with the same number of activated voltage sensors were parallel. The present method is available for evaluating the dynamic functional properties of calcium channel.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Calcium channel / MWC allosteric model / Ligand / Linear system / Stability / Controllability
Paper # MBE96-33
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Committee MBE
Conference Date 1996/6/20(1days)
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Registration To ME and Bio Cybernetics (MBE)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Linear System Analysis of Behavior of Calcium Ion Receptor by an Allosteric Model
Sub Title (in English)
Keyword(1) Calcium channel
Keyword(2) MWC allosteric model
Keyword(3) Ligand
Keyword(4) Linear system
Keyword(5) Stability
Keyword(6) Controllability
1st Author's Name H Tamura
1st Author's Affiliation Department of Public health, Asahikawa medical college()
2nd Author's Name H Hirayama
2nd Author's Affiliation Department of Public health, Asahikawa medical college
3rd Author's Name T Nishimura
3rd Author's Affiliation Department of Electrical and Electronical Engineering, Oita university
4th Author's Name Y. Fukuyama
4th Author's Affiliation Department of Public health, Asahikawa medical college
Date 1996/6/20
Paper # MBE96-33
Volume (vol) vol.96
Number (no) 113
Page pp.pp.-
#Pages 8
Date of Issue