>4XCR_1|Chains A, B|Superoxide dismutase [Cu-Zn]|Homo sapiens (9606) ATKAVAVLKGDGPVQGIINFEQKESNGPVKVWGSAKGLTEGLHGFHVHGAGGDLGNVTADKDGVADVSIEDSVISLSGDHSIIGRTLVVHEKAGAGAGSRLASGVIGIAQ