svedberg unit
E681656
The svedberg unit is a non-SI unit of time used in biochemistry to express sedimentation coefficients, especially for macromolecules like proteins and nucleic acids in ultracentrifugation.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
non-SI unit
ⓘ
sedimentation coefficient unit ⓘ unit of time ⓘ |
| approximateValueInSeconds | 1e-13 s ⓘ |
| belongsToCategory |
units of time
ⓘ
units used in biochemistry ⓘ units used in molecular biology ⓘ |
| conversionToSI | 1 S = 10^-13 s ⓘ |
| definition | unit used to express the sedimentation coefficient of a particle in a centrifugal field ⓘ |
| dimension | time ⓘ |
| exactValueInSeconds | 1e-13 s ⓘ |
| exampleUsage |
70S ribosome sedimentation coefficient
ⓘ
80S ribosome sedimentation coefficient ⓘ |
| fieldOfUse |
biochemistry
ⓘ
molecular biology ⓘ ultracentrifugation ⓘ |
| hasAbbreviation | S ⓘ |
| hasPhysicalMeaning | time constant describing sedimentation under a given acceleration ⓘ |
| isAcceptedForUseWithSI | false ⓘ |
| isNonSIUnit | true ⓘ |
| measurementContext |
analytical biochemistry
ⓘ
high-speed centrifugation ⓘ |
| namedAfter | Theodor Svedberg NERFINISHED ⓘ |
| namedAfterNationality | Swedish ⓘ |
| namedAfterOccupation | chemist ⓘ |
| nonAdditivityNote | Svedberg values are not strictly additive for complexes ⓘ |
| relatedToProcess |
centrifugation
ⓘ
ultracentrifugation ⓘ |
| relatedToQuantity | sedimentation coefficient ⓘ |
| relatedUnit | second ⓘ |
| symbol | S ⓘ |
| typicalContext |
analytical ultracentrifugation experiments
ⓘ
ribosome size classification ⓘ |
| usedFor |
characterizing macromolecules
ⓘ
describing sedimentation behavior of macromolecular complexes ⓘ describing sedimentation behavior of nucleic acids ⓘ describing sedimentation behavior of proteins ⓘ describing sedimentation behavior of ribosomes ⓘ expressing sedimentation coefficients ⓘ |
| usedInDescriptionOf |
nucleic acid complexes
ⓘ
protein complexes ⓘ ribosomal subunits ⓘ |
| usedToCharacterize |
density of macromolecules
ⓘ
hydration of macromolecules ⓘ mass of macromolecules ⓘ shape of macromolecules ⓘ size of macromolecules ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.