2001
Dynamic molecular modeling of pathogenic mutations in the spectrin self-association domain
Zhang Z, Weed S, Gallagher P, Morrow J. Dynamic molecular modeling of pathogenic mutations in the spectrin self-association domain. Blood 2001, 98: 1645-1653. PMID: 11535493, DOI: 10.1182/blood.v98.6.1645.Peer-Reviewed Original ResearchConceptsSelf-association domainPoint mutationsHuman sequenceDrosophila alpha-spectrinDynamic molecular modelingHuman erythrocyte spectrinCytoskeletal functionSpecific point mutationsConservative substitutionsPrimary sequenceConformational rearrangementsAlpha-spectrinHelical regionHydrophilic residuesAmino acidsMutationsSpectrinSalt bridgeErythrocyte spectrinStructural consequencesPathogenic mutationsRepeat unitsMolecular modelingSequenceStructural disruption
1994
Ankyrin binds to two distinct cytoplasmic domains of Na,K-ATPase alpha subunit.
Devarajan P, Scaramuzzino D, Morrow J. Ankyrin binds to two distinct cytoplasmic domains of Na,K-ATPase alpha subunit. Proceedings Of The National Academy Of Sciences Of The United States Of America 1994, 91: 2965-2969. PMID: 8159688, PMCID: PMC43495, DOI: 10.1073/pnas.91.8.2965.Peer-Reviewed Original ResearchConceptsK-ATPase alpha subunitMembrane transport proteinsCytoplasmic domainAlpha subunitK-ATPaseTransport proteinsIntegral membrane transport proteinsDomain IIPutative cytoplasmic domainInteraction of ankyrinDistinct cytoplasmic domainsATPase domainHuman erythrocyte spectrinSignificant homologyUbiquitous proteinSpectrin cytoskeletonRecombinant fusion proteinPrimary sequenceAnkyrinFusion proteinChannel proteinsClear functionSubunitsProteinSpectrin binds
1986
A calmodulin and α-subunit binding domain in human erythrocyte spectrin
Sears D, Marchesi V, Morrow J. A calmodulin and α-subunit binding domain in human erythrocyte spectrin. Biochimica Et Biophysica Acta 1986, 870: 432-442. PMID: 3697360, DOI: 10.1016/0167-4838(86)90251-7.Peer-Reviewed Original ResearchConceptsCalmodulin binding siteSpectrin-actin membrane skeletonBinding sitesSubunit-subunit associationMr fragmentTwo-dimensional peptide mappingPutative calmodulin binding siteErythrocyte spectrinNon-erythroid spectrinCleavage of spectrinHuman erythrocyte spectrinProtein 4.1Cyanogen bromide cleavageMembrane skeletonActin bindingCalmodulin bindingNH2 terminusBind calmodulinNative conditionsBeta subunitCalmodulin regulationTerminal regionSpectrinPeptide mappingCalmodulin
1980
Identification of functional domains of human erythrocyte spectrin.
Morrow J, Speicher D, Knowles W, Hsu C, Marchesi V. Identification of functional domains of human erythrocyte spectrin. Proceedings Of The National Academy Of Sciences Of The United States Of America 1980, 77: 6592-6596. PMID: 6935670, PMCID: PMC350332, DOI: 10.1073/pnas.77.11.6592.Peer-Reviewed Original ResearchConceptsHuman erythrocyte spectrinErythrocyte membrane vesiclesMembrane vesiclesBinding of spectrinErythrocyte spectrinHigh-affinity membraneCleavage of spectrinFunctional domainsCytoplasmic surfaceDimeric spectrinProtein receptorsPolypeptide chainTerminal regionSpectrinTemperature-dependent associationUnique polypeptide chainsNoncovalent associationTerminal portionAlpha chainBeta chain