Structure of PDB 8w3a Chain A

Receptor sequence

>8w3aA (length=116) Species: 314608 (Shewanella benthica KT99)

SLYERLGGEQKIARIAADIFDTHATNPTVASRYKDSDRERVIKMVTEFLS
AGTGGPQDYTGKSMPEAHRSMNINEAEYLAVIDDIMVALDKNEVGDQEKQ
ELLMIAYSLKGEIIGA

3D structure

• PDB: 8w3a Heme D formation in a Shewanella benthica truncated hemoglobin
• Chain: A
• Resolution: 1.8 Å

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)	Binding affinity
BS01	HEM	A	Y34 S37 R41 V42 F49 G62 K63 M65 H69 M72 I74 E78 Y79 V82 I114	Y33 S36 R40 V41 F48 G61 K62 M64 H68 M71 I73 E77 Y78 V81 I113
BS02	A1ADT	A	Y34 R41 M45 V46 F49 Y60 G62 K63 M65 A68 H69 M72 I74 Y79 V82 I114	Y33 R40 M44 V45 F48 Y59 G61 K62 M64 A67 H68 M71 I73 Y78 V81 I113

Gene Ontology

Molecular Function

• GO:0019825 oxygen binding
• GO:0020037 heme binding
• GO:0046872 metal ion binding

Biological Process

• GO:0015671 oxygen transport

External links

• PDB: RCSB:8w3a, PDBe:8w3a, PDBj:8w3a
• PDBsum: 8w3a
• PubMed: 38959524
• UniProt: A9DF82