>7NN3_1|Chains A, B, C, D|Beta-xylanase|Caldicellulosiruptor kristjanssonii (strain ATCC 700853 / DSM 12137 / I77R1B) (632335) MGSSHHHHHHSSENLYFQGHIETLPDSFTFYDGTKVQRLSDWPKRAQELKDLYQFYMYGYKPDTSVEDVTYSVNGNTLTITVKVGDKQASFNATVRLPQANSGYQPPYPVIISLGYLAGFNWQTWQFIDYSTNAVNRGYAVISFMPNDVARDDSSYTGAFYTLYPHSNKVENDTGVLMAWAWGASKILDALEKGAIPEIDAKKAIVTGFSRYGKAALVAGAFDERFAVVNPHASGQGGAASFRYSFAGKQYSWGVAGNAEAFSNLQGNTEGHWFNAVFREFKDPRQLPFDQHELIALCAPRTVLITGGYSDWGTNPEGTWVSFVGARKVYEFLGVADRIGFALRDGSHAITEEDVNNLLDFCDWQLRGIQPTKDFSTSRFAIDPAWDTISVPTLYRNAD