>9E7J_1|Chains A, B, C, D|Four-helix bundle copper-binding protein|Methylosinus trichosporium OB3b (595536) GAKYKALLDSSSHCVAVGEDCLRHCFEMLAMNDASMGACTKATYDLVAACGALAKLAGTNSAFTPAFAKVVADVCAACKKECDKFPSIAECKACGEACQACAEECHKVAA