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The OB fold. (A) Cold‐shock protein A (PDB entry 1mjc). β strands containing RNP1 or ‐2 consensus sequences are colored purple. (B) Cold‐shock protein B (PDB entry 1csp). β strands containing RNP1 or ‐2 consensus sequences are labeled. (C) Ribosomal protein S17 (PDB entry 1rip). (D) Ribosomal protein L14 (PDB entry 1whi). (E) Anticodon‐binding domain of aspartyl‐tRNA synthetase (PDB entry 1asz).
