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Biology版 - 求助: 从EMSA实验计算出来的解离常数kd是不是就是表观解离常数kapp?
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话题: kd话题: kapp话题: 常数话题: 解离话题: emsa
进入Biology版参与讨论
1 (共1页)
d*********e
发帖数: 18
1
通过gel shift assay (EMSA)计算了蛋白跟一系列底物的结合常数kd.
但是审稿人说:EMSA measurements are non-equilibrium and do not yield Kd
values.
请教应该如何回应?
有些文献用表观解离常数kapp来替代kd,这个是否正确?
谢谢。
b******y
发帖数: 627
2
I agree with the referee. But does the absolute Kd matter in your case or
the relative Kd? For example, you want to demonstrate wt and mutant proteins
have a big difference in binding the same ligand. In either case, to a
reasonable referee, you might be OK if using Kapp instead of Kd in the paper
and also acknowledge your agreement with his/her opinion in the rebuttal
letter. Good luck!
d*********e
发帖数: 18
3
谢谢回复。
我只是想比较同一蛋白对不同底物的结合能力。Kapp应该可以说明问题。

proteins
paper

【在 b******y 的大作中提到】
: I agree with the referee. But does the absolute Kd matter in your case or
: the relative Kd? For example, you want to demonstrate wt and mutant proteins
: have a big difference in binding the same ligand. In either case, to a
: reasonable referee, you might be OK if using Kapp instead of Kd in the paper
: and also acknowledge your agreement with his/her opinion in the rebuttal
: letter. Good luck!

b******y
发帖数: 627
4
I agree.
1 (共1页)
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话题: kd话题: kapp话题: 常数话题: 解离话题: emsa