9XOK

Crystal Structure of Redesigned HasAsm Variant (51-mutation) with Iron Tetraphenylporphyrin

Summary for 9XOK

• Entry DOI: 10.2210/pdb9xok/pdb
• Descriptor: Hemophore HasA, [5,10,15,20-tetraphenylporphyrinato(2-)-kappa~4~N~21~,N~22~,N~23~,N~24~]iron, SULFATE ION, ... (5 entities in total)
• Functional Keywords: heme transport protein, transport protein
• Biological source: Serratia marcescens
• Total number of polymer chains: 1
• Total formula weight: 19032.28

Authors

Kim, S.,Sugimoto, H.,Shoji, O. (deposition date: 2025-11-13, release date: 2026-03-04)

• Primary citation: Kim, S.,Urushibata, A.,Yamauchi, N.,Sugimoto, H.,Nakano, S.,Shoji, O.; Computational redesign of the heme acquisition protein HasA for enhanced thermostability while retaining its ability to bind synthetic metalloporphyrins; Chem Lett., 55:-, 2026; DOI: 10.1093/chemle/upaf236

Experimental method

X-RAY DIFFRACTION (1.8 Å)