核小体位置不明显

−1核

小体位置不存在

−1核

小体位置不明显

核小体位置不变

+1核小体位置不明显

核糖体的结构成分 (structural constituent of ribosome)

29

15

5

13

12

磷脂酰肌醇磷酸结合 (phosphatidylinositol phosphate binding)

0

2

3

2

1

mRNA结合 (mRNA binding)

12

12

8

2

4

泛素蛋白转移酶活性 (ubiquitin-protein transferase activity)

3

9

6

1

5

ATP酶活性，耦合 (ATPase activity, coupled)

9

11

5

7

4

S-腺苷甲硫氨酸依赖的甲基转移酶的活性(S-adenosylmethionine-dependent methyltransferase activity)

3

6

2

1

3

基底的特异性转运蛋白活性 (substrate-specific transporter activity)

16

21

15

7

12

转运活性 (transporter activity)

19

22

16

7

15

转录因子结合 (transcription factor binding)

1

3

1

3

6

转移酶活性，转移含磷基团 (transferase activity, transferring phosphorus-containing groups)

11

10

15

12

9

转移酶活性，转移酰基 (transferase activity, transferring acyl groups)

6

10

5

10

4