>sp|Q4JB92|MTNA_SULAC Putative methylthioribose-1-phosphate isomerase OS=Sulfolobus acidocaldarius GN=Saci_0539 MHFPLIPMVKLEEIKQIFKPKLLPIIWNKTKLTLLDQSRLPFEKIYVDVTKVEEVSDAIR TMKVRGAPAIGITAGYGMVLAIQDSISLEKAISDLTKAKKILDESRPTAVNLMWATSRML NKAKDLVEQGNAKSVKELKELLEIEANKIFEEEYEAELKIGLYGIEKVNDGDTILTQCNA GGLATGTGLGTALAPAKLANALGIKVSVIAPETRPWLQGSRLTVYELMEENIPVTLIADT AVGLVMFKKMVNSVMVGADRILSDGHVFNKIGTFKEAVIAHELGIPFYALAPSSTFDMIS TVDQVKIEERSPDEVRSIKGVYISPKEVKVYNPVFDVTPPKYVSAIITEYGIIYPPFDKN MRRMLGK