>4B4H_1|Chains A, B|BETA-1,4-EXOCELLULASE|THERMOBIFIDA FUSCA (2021) EKVDNPFEGAKLYVNPVWSAKAAAEPGGSAVANESTAVWLDRIGAIEGNDSPTTGSMGLRDHLEEAVRQSGGDPLTIQVVIYNLPGRDCAALASNGELGPDELDRYKSEYIDPIADIMWDFADYENLRIVAIIEIDSLPNLVTNVGGNGGTELCAYMKQNGGYVNGVGYALRKLGEIPNVYNYIDAAHHGWIGWDSNFGPSVDIFYEAANASGSTVDYVHGFISNTANYSATVEPYLDVNGTVNGQLIRQSKWVDWNQYVDELSFVQDLRQALIAKGFRSDIGMLIDTSRNGWGGPNRPTGPSSSTDLNTYVDESRIDRRIHPGNWCNQAGAGLGERPTVNPAPGVDAYVWVKPPGESDGASEEIPNDEGKGFDRMCDPTYQGNARNGNNPSGALPNAPISGHWFSAQFRELLANAYPPL