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Figure 3
Dimeric SAICAR synthase. The covalent dimer is pictured here in stereo with one peptide chain in red and the other in blue. The amino-termini are labeled N and the carboxy-termini are labeled C. The disulfide bridge is located across a (noncrystallographic) twofold axis and is shown as yellow sticks.

Journal logoSTRUCTURAL BIOLOGY
COMMUNICATIONS
ISSN: 2053-230X
Volume 62| Part 4| April 2006| Pages 335-339
https://doi.org/10.1107/S1744309106009651
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