>sp|C4KKV9|SYTC_SULIK Threonine--tRNA ligase catalytic subunit OS=Sulfolobus islandicus GN=thrS-cat MESYKPVWLKGAVILAINLIDKGYKPVAVGLGERDFYIDVKSDTSITLDEVKKAINENVL ANVPIENNQIVYKGNKVSIIEDKVSISTNLNPKYFEILNISTHHPNPNEQYVRIRGVAFE TEEQLKDYLTWLEKAEETDHRLIGEKLDLFSFHEEAGSGLVLFHPKGQTIRNELIAFMRE INDSMGYQEVYTSHVFKTDIWKISGHYTLYRDKLIVFNMEGDEYGVKPMNCPAHILIYKS KPRTYRDLPIRFSEFGHVYRWEKKGELYGLLRVRGFVQDDGHIFLREDQLMEEIKMLISK TVEVWHKFGFKDDDIKPYLSTRPDESIGSDELWEKATNALISALQESGLKFGIKEKEGAF YGPKIDFEIRDSLGRWWQLSTIQVDFNLPERFKLEYIDKDGIKKRPVMVHRAIYGSIDRF VAILLEHFKGKLPTWLSSVQVRVLPITDEVNEYAEKVLNDMRKRRIRAEIDYAGETLSKR IKNAYDQGVPYILIVGKKEASEGTVTVRARGNIEVRNVKFEKFLELLITEIAQRDVEQTT VKALK