>4U7E_2|Chain B[auth A]|IST1 homolog|Homo sapiens (9606) STSASEDIDFDDLSRRFEELKKKTW >4U7E_1|Chain A[auth B]|Vacuolar protein sorting-associated protein VTA1 homolog|Homo sapiens (9606) SMAALAPLPPLPAQFKSIQHHLRTAQEHDKRDPVVAYYCRLYAMQTGMKIDSKTPECRKFLSKLMDQLEALKKQLGDNEAITQEIVGCAHLENYALKMFLYADNEDRAGRFHKNMIKSFYTASLLIDVITVFGELTDENVKHRKYARWKATYIHNCLKNGETP