>4y4s_A mol:protein length:217 Extracellular heme acquisition hemophore HasA MRGSHHHHHHGSMSTTIQYNSNYADYSISSYLREWANNFGDIDQAPAETKDRGSFSGSS TLFSGTQYAIGSSHSNPEGMIAEGDLKASFMPQHTFHGQIDTLQFGKDLATNAGGPSAG KHLEKIDITFNELDLSGEFDSGKSMTENHQGDMHKSVRGLMKGNPDPMLEVMKAKGINV DTAFKDLSIASQYPDSGYMSDAPMVDTVGVMDSNDMLLAA