title: Protein function below 220 K.
authors.forename: M F
authors.initials: MF
authors.lastname: Perutz
mesh_terms: D000818:Animals; D002347:Carps; D005615:Freezing; D008706:Methemoglobin / Q000031:analogs & derivatives / Q000378:metabolism; D011485:Protein Binding; D012259:Ribonuclease, Pancreatic / Q000737:chemistry* / Q000378:metabolism*; D013816:Thermodynamics
chemical_list: C029387:methemoglobin azide; D008706:Methemoglobin; D012259:Ribonuclease, Pancreatic