PDB ID:  pdb_00009q53
  • Structure of human endothelial nitric oxide synthase heme domain bound with 6-((2,3-difluoro-5-(2-(piperidin-1-yl)ethyl)phenoxy)methyl)-4-methylpyridin-2-amine
  • Experimental method: X-RAY DIFFRACTION
  • Resolution: 1.88 Å
  • Deposition date: 2025-08-20
Number of assemblies:  2
Assembly ID:  1  (author_and_software_defined_assembly)    
Structural data modeled
Oligomeric count 2
label_asym_ids of protein
label_asym_ids of heme
label_asym_ids of the others F (H4BStructure of H4BH4B ), G (A1CStructure of A1CA1C ), H (BTBStructure of BTBBTB ), I (BTBStructure of BTBBTB ), J (GOLStructure of GOLGOL ), K (GOLStructure of GOLGOL ), L (GOLStructure of GOLGOL ), M (CLStructure of CLCL ), N (GDStructure of GDGD ), O (ZNStructure of ZNZN ), P (CAStructure of CACA ), R (H4BStructure of H4BH4B ), S (A1CStructure of A1CA1C ), T (BTBStructure of BTBBTB ), U (BTBStructure of BTBBTB ), V (GOLStructure of GOLGOL ), W (CLStructure of CLCL ), X (GDStructure of GDGD )
Each chain information
Chain A heme  
auth_asym_id A
Residue indices (Uniprot) 67-480 (41-480)
Mutations (UniProt numbering)
Missing residues 107ARG-120PRO
Structural gaps Exists
Uniprot ID P29474 →UniprotKB
label_asym_ids of heme E
Available structure PDB and Modeled
RMSD of experimental residues after energy minimization 0.11 Å
Chain B heme  
auth_asym_id B
Residue indices (Uniprot) 67-480 (41-480)
Mutations (UniProt numbering)
Missing residues 107ARG-118PRO
Structural gaps Exists
Uniprot ID P29474 →UniprotKB
label_asym_ids of heme Q
Available structure PDB and Modeled
RMSD of experimental residues after energy minimization 0.10 Å
Assembly ID:  2  (author_and_software_defined_assembly)    
Structural data modeled
Oligomeric count 2
label_asym_ids of protein
label_asym_ids of heme
label_asym_ids of the others AA (A1CStructure of A1CA1C ), BA (BTBStructure of BTBBTB ), CA (BTBStructure of BTBBTB ), DA (GOLStructure of GOLGOL ), EA (GOLStructure of GOLGOL ), FA (CLStructure of CLCL ), GA (GDStructure of GDGD ), HA (ZNStructure of ZNZN ), IA (CAStructure of CACA ), KA (H4BStructure of H4BH4B ), LA (A1CStructure of A1CA1C ), MA (BTBStructure of BTBBTB ), NA (BTBStructure of BTBBTB ), OA (GOLStructure of GOLGOL ), PA (GOLStructure of GOLGOL ), QA (CLStructure of CLCL ), RA (GDStructure of GDGD ), Z (H4BStructure of H4BH4B )
Each chain information
Chain C heme  
auth_asym_id C
Residue indices (Uniprot) 67-480 (41-480)
Mutations (UniProt numbering)
Missing residues 107ARG-120PRO
Structural gaps Exists
Uniprot ID P29474 →UniprotKB
label_asym_ids of heme Y
Available structure PDB and Modeled
RMSD of experimental residues after energy minimization 0.10 Å
Chain D heme  
auth_asym_id D
Residue indices (Uniprot) 67-480 (41-480)
Mutations (UniProt numbering)
Missing residues 107ARG-118PRO
Structural gaps Exists
Uniprot ID P29474 →UniprotKB
label_asym_ids of heme JA
Available structure PDB and Modeled
RMSD of experimental residues after energy minimization 0.11 Å