9xoh
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Crystal Structure of Redesigned HasAsm Variant (14-mutation) with Iron Tetraphenylporphyrin
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Structural highlights
FunctionHASA_SERMA Can bind free heme and also acquire it from hemoglobin. Conveys heme from hemoglobin to the HasR receptor which releases it into the bacterium. HasR alone can take up heme but the synergy between HasA and HasR increases heme uptake 100-fold.[1] [2] References
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This page was last modified 08:00, 4 March 2026.