Results 41 to 50 of about 177,806 (308)

On Automorphisms of a Distance-Regular Graph with Intersection Array {125,96,1;1,48,125} [PDF]

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2017
J. Koolen posed the problem of studying distance-regular graphs in which neighborhoods of vertices are strongly regular graphs with the second eigenvalue ≤ t for the given positive integer t.
V.V. Bitkina, A.A. Makhnev
doaj  

On Minimum Generalized Degree Distance Index of Cyclic Graphs

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2023
Topological index (TI) is a mapping that associates a real number to the under study (molecular) graph which predicts its various physical and chemical properties.
Nadia Khan   +3 more
doaj   +1 more source

The walk distances in graphs

open access: yesDiscrete Applied Mathematics, 2012
Accepted for publication in Discrete Applied Mathematics.
openaire   +2 more sources

Distance-Regular Graphs

open access: yesThe Electronic Journal of Combinatorics, 2016
This is a survey of distance-regular graphs. We present an introduction to distance-regular graphs for the reader who is unfamiliar with the subject, and then give an overview of some developments in the area of distance-regular graphs since the monograph 'BCN' [Brouwer, A.E., Cohen, A.M., Neumaier, A., Distance-Regular Graphs, Springer-Verlag, Berlin,
Edwin R. van Dam   +2 more
openaire   +4 more sources

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

Rab14 regulates the transport of human papillomavirus to the trans‐Golgi network for infectious cell entry

open access: yesFEBS Letters, EarlyView.
This study reveals that the small GTPase Rab14 is necessary for human papillomavirus (HPV) infection and plays an essential role in the transport of virions to the trans‐Golgi network (TGN). HPV in the early endosome (EE), which harbors GTP‐bound Rab14, is transported to the TGN through the switch of Rab14 from its GTP‐bound to GDP‐bound form.
Yoshiyuki Ishii, Iwao Kukimoto
wiley   +1 more source

Distance 2-Domination in Prisms of Graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2017
A set of vertices D of a graph G is a distance 2-dominating set of G if the distance between each vertex u ∊ (V (G) − D) and D is at most two. Let γ2(G) denote the size of a smallest distance 2-dominating set of G. For any permutation π of the vertex set
Hurtado Ferran   +3 more
doaj   +1 more source

Distances in orientations of graphs

open access: yesJournal of Combinatorial Theory, Series B, 1978
We prove that there is a function h(k) such that every undirected graph G admits an orientation H with the following property: if an edge uv belongs to a cycle of length k in G, then uv or vu belongs to a directed cycle of length at most h(k) in H. Next, we show that every undirected bridgeless graph of radius r admits an orientation of radius at most $
Vasek Chvátal, Carsten Thomassen
openaire   +1 more source

Spectral distances on graphs [PDF]

open access: yesDiscrete Applied Mathematics, 2015
25 pages, 12 ...
Jiao Gu, Bobo Hua, Shiping Liu
openaire   +3 more sources

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

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