Chapter four Comprehensive case analysis

Unit test 4

1、单选题:
‍Homology modeling means that if a sequence is found to have (  ) with anoter sequence of known three-dimensional structure, then you can use the known structure to predict unknown three-dimensional structure by homology modeling‎
选项:
A: Similarity
B: Homology
C: Uniformity
D: Comparability
答案: 【 Homology

2、单选题:
‎Homologous modeling is often used in protein structure prediction. Besides ab initio prediction, what is the other method ?‎
选项:
A: Specific configuration method
B: Reverse folding
C: Fragment method
D: Reference construction method
答案: 【 Reverse folding

3、单选题:
​Among the QSAR fitting correlation coefficients, there are three parameters including correlation coefficients R, standard deviation S and F test values. Which of the following statement is correct?​
选项:
A: The larger R and F, the smaller s, indicating that the model fits better
B: The smaller R and F, the larger s, indicating the stronger the model's fitting ability
C: The smaller R is, the larger F is, and the smaller s is, indicating that the model fits better
D: The smaller R is, the larger F is, and the larger s is, indicating that the model fits better
答案: 【 The larger R and F, the smaller s, indicating that the model fits better

4、多选题:
‏Which of the following methods could be used to the rigid molecular docking?‌
选项:
A: Method based on maximum group search
B: Method based on geometric hashing technology
C: Method based on pose clustering
D: Method based on Howard rule
答案: 【 Method based on maximum group search;
Method based on geometric hashing technology;
Method based on pose clustering

5、多选题:
‌The flexible docking method includes which of the following methods​
选项:
A: Ensemble method of conformation
B: Fragment method
C: Genetic algorithms and evolutionary programming
D: Method based on molecular simulation
答案: 【 Ensemble method of conformation;
Fragment method;
Genetic algorithms and evolutionary programming;
Method based on molecular simulation

6、判断题:
‍Proteins need to be correctly folded into a specific configuration in order to perform their normal functions.‍
选项:
A: 正确
B: 错误
答案: 【 正确

7、判断题:
‎The assumption of CoMSIA method is similar to that of CoMFA method, that is, the covalent interaction between ligand and receptor is determined by molecular field.

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