1NS6

The 2.1A Structure of Horse (alpha hemichrome/beta met) Hemoglobin at pH 5.4

Summary for 1NS6

• Entry DOI: 10.2210/pdb1ns6/pdb
• Related: 1NS9
• Descriptor: Hemoglobin alpha subunit, Hemoglobin beta subunit, PROTOPORPHYRIN IX CONTAINING FE, ... (4 entities in total)
• Functional Keywords: hemichrome, bisimidazole alpha heme, aquomet beta heme, globin fold, oxygen storage-transport complex, oxygen storage/transport
• Biological source: Equus caballus (horse); More
• Total number of polymer chains: 2
• Total formula weight: 32403.53

Authors

Robinson, V.L.,Smith, B.B.,Arnone, A. (deposition date: 2003-01-27, release date: 2003-10-14, Last modification date: 2023-08-16)

• Primary citation: Robinson, V.L.,Smith, B.B.,Arnone, A.; A pH-Dependent Aquomet-to-Hemichrome Transition in Crystalline Horse Methemoglobin; Biochemistry, 42:10113-10125, 2003; PubMed: 12939139; DOI: 10.1021/bi030059t

Experimental method

X-RAY DIFFRACTION (2.05 Å)