>9u9r_S mol:protein length:144 AP-4 complex subunit sigma-1MIKFFLMVNKQGQTRLSKYYEHVDINKRTLLETEVIKSCLSRSNEQCSFIEYKDFKLIYRQYAALFIVVGVNDTENEMAIYEFIHNFVEVLDEYFSRVSELDIMFNLDKVHIILDEMVLNGCIVETNRARILAPLLILDKMSES