The consensus motif for phosphorylation by cyclin D1-Cdk4 is different from that for phosphorylation by cyclin A/E-Cdk2.

Masatoshi Kitagawa, Hideaki Higashi, Hai Kwan Jung, +8

The EMBO Journal

Signal TransductionBiochemistryMolecular PathwayMedicineNatural Sciences +9

Characterization of Y73, an avian sarcoma virus: a unique transforming gene and its product, a phosphopolyprotein with protein kinase activity.

S Kawai, Minoru Yoshida, K Segawa, +3

Proceedings of the National Academy of Sciences

Viral ReplicationImmunologyPathologyViral Structural ProteinVirus Gene +14

Phosphorylation of E2F-1 by cyclin A-cdk2.

Masanobu Kitagawa, Hideaki Higashi, Ikuko Suzuki‐Takahashi, +5

PubMed

Increased expression of highly branched N-glycans at cell surface is correlated with the malignant phenotypes of mouse tumor cells.

Masahiro Asada, Kiyoshi Furukawa, K Segawa, +2

PubMed

GlycobiologyPathologyPolysaccharideCancer BiologyTumor Biology +20

Synergistic effect of Tim4 and MFG-E8 null mutations on the development of autoimmunity

Masayoshi Miyanishi, K Segawa, Shigekazu Nagata

International Immunology

GeneticsImmunologyCell DeathImmune SystemImmune Dysregulation +19

Differential subcellular localization of in vivo-phosphorylated and nonphosphorylated middle-sized tumor antigen of polyoma virus and its relationship to middle-sized tumor antigen phosphorylating activity in vitro.

K Segawa, Yôhei Itô

Proceedings of the National Academy of Sciences

Viral ReplicationImmunologyPathologyAntigen ProcessingImmunotherapy +15

Abrogation of p53-mediated transactivation by SV40 large T antigen.

K Segawa, Akiko Minowa, Kaoru Sugasawa, +2

PubMed

Biological and biochemical activity of E7 genes of the cutaneous human papillomavirus type 5 and 8.

T Yamashita, K Segawa, Yukako Fujinaga, +2

PubMed

Differences in Substrate Specificity between Cdk2-Cyclin A and Cdk2-Cyclin E in Vitro

Hideaki Higashi, Ikuko Suzuki‐Takahashi, Yoichi Taya, +3

Biochemical and Biophysical Research Communications

Signal TransductionBiochemistryNatural SciencesReceptor Tyrosine KinaseSubstrate Specificity +8

The 273rd codon mutants of p53 show growth modulation activities not correlated with p53-specific transactivation activity.

M Kawamura, Takuya Yamashita, K Segawa, +3

PubMed