12

Giles 23 April 09

Embed Size (px)

Citation preview

Page 1: Giles 23 April 09
Page 2: Giles 23 April 09

Following to be done for ArdC, ProP and AltB at

mid and late G2

◦ Quantification of transcription

◦ Quantification of PolII occupancy

◦ Quantification of H3/H4 replacement

Perform high resolution mapping at mid and late

G2 for AltB

Page 3: Giles 23 April 09

Showed change in

AltB expression as

expected

Showed possible

enrichment of PolII on

AltB in late G2

0

1000

2000

3000

4000

5000

6000

ArdC ProP AltB

Mid G2

Late G2

-20

0

20

40

60

80

100

120

140

ArdC ProP AltB

Mid G2

Late G2

Late G2 Mid G2

Imp Un IP Imp Un IP

Page 4: Giles 23 April 09

Following to be done for ArdC, ProP and AltB at

mid and late G2

◦ Quantification of transcription

◦ Quantification of PolII occupancy

◦ Quantification of H3/H4 replacement

Perform high resolution mapping at mid and late

G2 for AltB

Page 5: Giles 23 April 09

-230 -156

Page 6: Giles 23 April 09

Comparison of mononucleosomes from control and flag incorporated cells

-8

-6

-4

-2

0

2

4

6

8

10

1 2 3 4 5 6 6 7

8a

8b 9

10

11a

11B

12

13

14

15

16

17

18

19

20

Ard

C

Pro

P

DC

t

MC-C MF-F

Page 7: Giles 23 April 09

Determine relative amplification from DNA cut 5 min and 15 min compared to uncut

0

5

10

15

20

25

1 2 3 4 5 6 7 8A 8B 9 10 11A 11B 12 13 14 15 17 19 ArdC

dCt5 dCt15

Page 8: Giles 23 April 09

-4

-3

-2

-1

0

1

2

3

4

1 2 3 4 5 6 7 8a 8b 9 10 11a 11b 12 13 14 15 16 17 18 19 20

Mid G2 Late G2

100bp

-230 -156

Page 9: Giles 23 April 09

Primer extension assay

-230 -156

Page 10: Giles 23 April 09

Tried to quantify/amplify of different products in primer extension reaction

-230 -156

Mid G2 Late G2

PE Q1 Q2 Q3 Q4 Q5 PE Q1 Q2 Q3 Q4 Q5

Page 11: Giles 23 April 09

P1/P2 P1 P2P1/P2 P1 P2 P1/P2 P1 P2P1/P2 P1 P2

Neat 1:100 Neat 1:100

Mid G2 Late G2

-230 -156

Page 12: Giles 23 April 09

Use reconstituted 5s nucleosomes

Confirm position ◦ restriction digest

◦ New method

Apply new method to map completely AltB