Crystalline Human Carbonmonoxy Hemoglobin S (Liganded Sickle Cell Hemoglobin) Exhibits The R2 Quaternary State At Neutral pH In The Presence Of Polyethylene Glycol: The 2.1 Angstrom Resolution Crystal Structure

Macromolecule Annotations for the Entities in PDB 1NEJ

Protein Family Annotation Pfam Database Homepage

Chains Pfam Accession Pfam Identifier Pfam Description Type Source

Gene Product Annotation Gene Ontology Consortium Homepage

Chains Polymer Molecular Function Biological Process Cellular Component
A,C Hemoglobin alpha chain (1NEJ:A,C)
B,D Hemoglobin beta chain (1NEJ:B,D)

Protein Modification Annotation

Type PDB Residue Nr. Description