For more details on input and output information see:

Plain Comma Separated Value (CSV) file with bonds in 2 columns separated using any of the allowed delimiters: TAB SPACE ; : | , File must have the "csv" extension.

Example of CSV file format

[...]
339	342
342	339
342	337
342	337
344	360
344	359
345	360
345	354
345	359
347	362
349	425
350	424
351	348
[...]
        

File format generated by the H-bonds function of the UCSF Chimera package. Allowed file extensions: chim, chimera

Example of chimera file format

Finding intermodel H-bonds
Finding intramodel H-bonds
Constraints relaxed by 0.4 angstroms and 20 degrees
Models used:
	#0 my_struct.pdb

H-bonds (donor, acceptor, hydrogen, D..A dist, D-H..A dist):
ALA 8.A N        THR 11.A O       no hydrogen  2.876  N/A
ASN 9.A N        PHE 177.A O      no hydrogen  3.277  N/A
THR 10.A N       GLU 110.A OE1    no hydrogen  2.846  N/A
THR 10.A N       GLU 110.A OE2    no hydrogen  3.138  N/A
THR 10.A OG1     THR 104.A OG1    no hydrogen  2.836  N/A
THR 10.A OG1     GLU 110.A OE1    no hydrogen  3.105  N/A
THR 10.A OG1     GLU 110.A OE2    no hydrogen  2.881  N/A
THR 11.A OG1     GLU 110.A OE1    no hydrogen  2.574  N/A
TYR 12.A N       PHE 69.A O       no hydrogen  3.055  N/A
LEU 13.A N       LEU 6.A O        no hydrogen  2.986  N/A
[...]