Subject area	Biology
More specific subject area	Microbiology, Microscopy
Type of data	Transmission electron microscopy (TEM) images, Tables
How data was acquired	TEM following an optimized cell preparation protocol
	Statistical analysis explained in the text of this article
Data format	Analyzed
Experimental factors	Bacterial cells were grown in solid media for TEM observation, inoculation and experiment condition (explained in the text of this article)
Experimental features	Ultrastructural characteristics were made using technique of transmission electron microscopy
Data source location	Paenibacillus polymyxa isolates were isolated from the experimental fields at the Sanyuan Agricultural Experiment Station of North-West Agriculture and Forestry University, Sanyuan county, Shaanxi province, China.
Data accessibility	Data incorporated within this article and the sequences of Paenibacillus polymyxa isolates has been deposited in GenBank under the accession numberKX458008,KX458009andKX458010.