Xtal

The X-ray Crystallography Facility at MUSC

Structure

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Dept. of Biochemistry
Crystallography Facility


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Crystallization Lab.
X-ray Lab.
Molecular Graphics Lab.
Structures
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This laboratory is where the data is collected. The crystals, once cryo-protected, are then flash-cooled and mounted in the cryo-stream on the Rigaku RU-H3 rotating anode X-ray generator (Figs 1, and 2). The cryo-stream is generated by the X-stream cryo-stat (Fig1) and maintains a temperature of 100 K around the crystal. Once the shutter is opened the X-rays are focused by the Osmic Confocal optics (Fig.2 )and then collimated onto the mounted crystal. The diffracted X-rays are then collected by the RAXIS-IV++ image-plate detector (Figs 1 and 2). The images are then sent to the data collection PC to be processed into a data set (Fig 3).
X-ray Lab (Right)
X-ray Lab (Close-up)
X-ray Lab (PC)
Figure 1: Right hand side of the X-ray lab. The X-ray generator is in the center and the water chiller to the right. Figure 2: A close-up of
data collection equipment.
Note the mounted crystal in the monitor (left hand corner)
Figure 3: The PC that controls the data collection and processes the images. An image is on the screen.