>4XSO_1|Chains A, B|Alr3699 protein|Nostoc sp. (strain PCC 7120 / UTEX 2576) (103690) HHHHHHMKILFLDQSGKPGGAELCLIDIAKPYRDRALVGLFADGAFKTLLEQHHIPVEVFTNQPIQVRKQSNLLQAFGSLGQLAPLVAKVVQTAHEYDLIYANTQKALVVGAIASFIARRPLVYHLHDILSPEHFSQTNLRVAVNLANRFASLVIANSQASQTAFIQAGGRAELTKVIYNGFDINLYKTSPSDISKLRQQLGVANNFVVGHFSRLSPWKGQHILIDALAQCPPQVTAILVGDALFGEQDYVKELHQQITRLGLENRVKFLGFRADIPQLMAACDLVAHTSTAPEPFGRVIVEAMLCGKPVVAAKAGGAMELVEHGVNGFLTTPGESQELANIINTCIEDTQKTATIASNAQAIASQRFDVVTINQQIAETLSSLGFTR