>4CBC_1|Chains A, B, C, D|ION TRANSPORT PROTEIN|MAGNETOCOCCUS MARINUS MC-1 (156889) GSHMGVGSVAALLTVVFYIAAVMATNLYGATFPEWFGDLSKSLYTLFQVMTLESWSMGIVRPVMNVHPNAWVFFIPFIMLTTFTVLNLFIGIIVDAMAITKEQEEEAKTGHHQEPISQTLLHLGDRLDRIEKQLAQNNELLQRQQPQKK