From: The impact of horizontal gene transfer in shaping operons and protein interaction networks – direct evidence of preferential attachment
Characteristic
Core
Non-core
HGT
Total nodes (1276)
852 (66.8%)
178 (14.0%)
232 (18.2%)
Ave. Node degree
10.9
4.1
3.4
Ave. clustering coefficient
0.100
0.072
0.039
Ave. betweenness centrality
2.59e-3
6.3e-4
5.5e-4