1992
Intramembrane Helix-Helix Association in Oligomerization and Transmembrane Signaling
Bormann B, Engelman D. Intramembrane Helix-Helix Association in Oligomerization and Transmembrane Signaling. Annual Review Of Biophysics 1992, 21: 223-242. PMID: 1326354, DOI: 10.1146/annurev.bb.21.060192.001255.Peer-Reviewed Original ResearchConceptsProtein foldingTransmembrane regionReceptor proteinClose contact sitesSignal transductionQuaternary structureReceptor moleculesConformational changesHelical transmembrane regionsAllosteric conformational changeHelix-helix associationConformational change modelTertiary/quaternary structureTransmembrane helicesTransmembrane domainMechanism of insertionCytoplasmic domainTransmembrane signalingContact sitesPrimary structureSecondary structureProteinOligomerizationFoldingProteolytic fragments
1991
Small-angle X-ray scattering studies of calmodulin mutants with deletions in the linker region of the central helix indicate that the linker region retains a predominantly alpha-helical conformation.
Kataoka M, Head J, Persechini A, Kretsinger R, Engelman D. Small-angle X-ray scattering studies of calmodulin mutants with deletions in the linker region of the central helix indicate that the linker region retains a predominantly alpha-helical conformation. Biochemistry 1991, 30: 1188-92. PMID: 1991098, DOI: 10.1021/bi00219a004.Peer-Reviewed Original ResearchConceptsLinker regionCentral helixCalcium-dependent conformational changeWild-type proteinCentral linker regionSmall-angle X-rayAlpha-helical conformationGlu-84Calmodulin mutantsMutant formsGlu-83Wild typeMutantsNative proteinConformational changesCalmodulinProteinSer-81DeletionPresence of Ca2Binding of melittinSignificant size changesGlobular conformationRadius of gyrationHelix
1989
Melittin binding causes a large calcium-dependent conformational change in calmodulin.
Kataoka M, Head J, Seaton B, Engelman D. Melittin binding causes a large calcium-dependent conformational change in calmodulin. Proceedings Of The National Academy Of Sciences Of The United States Of America 1989, 86: 6944-6948. PMID: 2780551, PMCID: PMC297967, DOI: 10.1073/pnas.86.18.6944.Peer-Reviewed Original ResearchConceptsConformational changesCalcium-dependent conformational changeDependent conformational changesCellular functionsTarget proteinsMelittin bindsCalmodulin functionCalmodulinSolution structureCalmodulin-melittin complexSmall-angle X-ray scatteringConformation changeAbsence of calciumCompetitive inhibitorOverall structureMelittin bindingTarget peptideMelittinPresence of calciumGlobular shapeCa2PeptidesX-ray scatteringProteinBinds
1979
Substrate binding closes the cleft between the domains of yeast phosphoglycerate kinase.
Pickover C, McKay D, Engelman D, Steitz T. Substrate binding closes the cleft between the domains of yeast phosphoglycerate kinase. Journal Of Biological Chemistry 1979, 254: 11323-11329. PMID: 387770, DOI: 10.1016/s0021-9258(19)86488-8.Peer-Reviewed Original ResearchConceptsYeast phosphoglycerate kinasePhosphoglycerate kinaseConformational changesTernary complexSubstrate bindingHinge motionKinaseSubstrate MgATPCleft closureSmall-angle X-raySeparate bindingRadius of gyrationAngle X-rayMgATPBindingApparent similarityComplexesCleftEnzymeObserved changesHexokinaseGyration decreasesDomainSimilarity