A thioester-thiol exchange reaction in Salmonella Invasion acyl carrier protein transfers the 4PP-bound acyl chain to a distal cysteine
Rashima Prem, Garima Garima, Debodyuti Sadhukhan, Monica Sundd
This paper identifies a thioester-thiol exchange reaction in IacP that transfers the 4PP-bound acyl chain to a distal cysteine, revealing a mechanism for SipB acylation in Salmonella.
bioRxiv · Oct 26, 2026 · PreprintBiochemistry