Ferritin structure

1
Ferritin structure
May 23, 2009
Nano-Structural Characterization
Group (collaboration w/ K. Suenaga) Koshino,
Masanori Niimi, Yoshiko Suzuki, Hironori
2
Ferritin on CNH / MeOH

• A part of protein in Ferritin

3
1-1,Ferritin on CNH

• 090414_4E_b

5nm
E120 kV, T293 K, Cs 0.45 mm, 8.0 104
e-nm-2sec-1 of dose rate, 0.5 sec of exposure
time, followed by 1.6 sec of blinking time (2.1
sec interval). Each frame of the movie is a
superposition of 3 continuous slices with 3 slice
step (12.6 speed).
4
1-2,Ferritin on CNH

• 090414_4E_c

5nm
E120 kV, T293 K, Cs 0.45 mm, 8.0 104
e-nm-2sec-1 of dose rate, 0.5 sec of exposure
time, followed by 1.6 sec of blinking time (2.1
sec interval). Each frame of the movie is a
superposition of 3 continuous slices with 3 slice
step (12.6 speed).
5
1-3,Ferritin on CNH

• 090414_4E_d

5nm
E120 kV, T293 K, Cs 0.45 mm, 8.0 104
e-nm-2sec-1 of dose rate, 0.5 sec of exposure
time, followed by 1.6 sec of blinking time (2.1
sec interval). Each frame of the movie is a
superposition of 3 continuous slices with 3 slice
step (12.6 speed).
6
1-4,Ferritin on CNH

• 090414_4E_e

5nm
E120 kV, T293 K, Cs 0.45 mm, 8.0 104
e-nm-2sec-1 of dose rate, 0.5 sec of exposure
time, followed by 1.6 sec of blinking time (2.1
sec interval). Each frame of the movie is a
superposition of 3 continuous slices with 3 slice
step (12.6 speed).
7
1-5,Ferritin on CNH

• 090406_2A_d

5nm
E120 kV, T293 K, Cs 0.45 mm, 8.0 104
e-nm-2sec-1 of dose rate, 0.5 sec of exposure
time, followed by 1.6 sec of blinking time (2.1
sec interval). Each frame of the movie is a
superposition of 4 continuous slices with 4 slice
step (16.8 speed).
8
1-6,Ferritin on CNH

• 090414_2A_h

5nm
E120 kV, T293 K, Cs 0.45 mm, 8.0 104
e-nm-2sec-1 of dose rate, 0.5 sec of exposure
time, followed by 1.6 sec of blinking time (2.1
sec interval). Each frame of the movie is a
superposition of 4 continuous slices with 4 slice
step (16.8 speed).
9
1-7,Ferritin on CNH

• 090414_2A_m

5nm
E120 kV, T293 K, Cs 0.45 mm, 8.0 104
e-nm-2sec-1 of dose rate, 0.5 sec of exposure
time, followed by 1.6 sec of blinking time (2.1
sec interval). Each frame of the movie is a
superposition of 4 continuous slices with 4 slice
step (16.8 speed).
10
1-8,Ferritin on CNH

• 090410_4D_b

5nm
E120 kV, T293 K, Cs 0.45 mm, 8.0 104
e-nm-2sec-1 of dose rate, 0.5 sec of exposure
time, followed by 1.6 sec of blinking time (2.1
sec interval). Each frame of the movie is a
superposition of 3continuous slices with 2 slice
step (8.4 speed).