Sequence numbers correspond to the following labels:

1. • T0353 NESG:NeT5, Nitrosomonas europaea, 85 res
2. • gi|30249642|ref|NP_841712.1|_1:85 hypothetical protein NE1680 [Nitrosomonas europaea ATCC 19718]
   • gi|30139005|emb|CAD85591.1| conserved hypothetical protein [Nitrosomonas europaea ATCC 19718]
3. • gi|71548612|ref|ZP_00668836.1|_1:85 conserved hypothetical protein [Nitrosomonas eutropha C71]
   • gi|71485793|gb|EAO18342.1| conserved hypothetical protein [Nitrosomonas eutropha C71]
4. • gi|49082516|gb|AAT50658.1|_1:85 PA0940 [synthetic construct]
5. • gi|82703790|ref|YP_413356.1|_1:85 hypothetical protein Nmul_A2677 [Nitrosospira multiformis ATCC 25196]
   • gi|82411855|gb|ABB75964.1| conserved hypothetical protein [Nitrosospira multiformis ATCC 25196]
6. • gi|94417961|ref|ZP_01297777.1|_1:84 hypothetical protein PaerP_01000110 [Pseudomonas aeruginosa PA7]
7. • gi|9946845|gb|AAG04329.1|_1:84 hypothetical protein PA0940 [Pseudomonas aeruginosa PAO1]
   • gi|53727416|ref|ZP_00347862.1| hypothetical protein Paer03002666 [Pseudomonas aeruginosa UCBPP-PA14]
   • gi|15596137|ref|NP_249631.1| hypothetical protein PA0940 [Pseudomonas aeruginosa PAO1]
   • gi|84322524|ref|ZP_00970609.1| hypothetical protein Paer2_01006191 [Pseudomonas aeruginosa 2192]
   • gi|107100396|ref|ZP_01364314.1| hypothetical protein PaerPA_01001421 [Pseudomonas aeruginosa PACS2]
8. • gi|84316549|ref|ZP_00965022.1|_1:84 hypothetical protein PaerC_01005677 [Pseudomonas aeruginosa C3719]
9. • gi|76883122|gb|ABA57803.1|_1:86 conserved hypothetical protein [Nitrosococcus oceani ATCC 19707]
   • gi|77164808|ref|YP_343333.1| hypothetical protein Noc_1304 [Nitrosococcus oceani ATCC 19707]
10. • gi|91203409|emb|CAJ71062.1|_1:86 conserved hypothetical protein [Candidatus Kuenenia stuttgartiensis]
    • gi|91203128|emb|CAJ72767.1| conserved hypothetical protein [Candidatus Kuenenia stuttgartiensis]
11. • gi|90591352|ref|ZP_01246995.1|_1:87 conserved hypothetical protein [Flavobacterium johnsoniae UW101]
    • gi|90432738|gb|EAS58104.1| conserved hypothetical protein [Flavobacterium johnsoniae UW101]
12. • gi|88712477|ref|ZP_01106563.1|_1:87 hypothetical protein FB2170_11031 [Flavobacteriales bacterium HTCC2170]
    • gi|88709015|gb|EAR01249.1| hypothetical protein FB2170_11031 [Flavobacteriales bacterium HTCC2170]
13. • gi|88860299|ref|ZP_01134937.1|_1:81 hypothetical protein PTD2_14782 [Pseudoalteromonas tunicata D2]
    • gi|88817497|gb|EAR27314.1| hypothetical protein PTD2_14782 [Pseudoalteromonas tunicata D2]
14. • gi|71147824|gb|AAZ28297.1|_1:81 conserved hypothetical protein [Colwellia psychrerythraea 34H]
    • gi|71282084|ref|YP_271542.1| hypothetical protein CPS_4903 [Colwellia psychrerythraea 34H]

              10        20             30        40        50        60
              |         |              |         |         |         |
   1 MQIHVYDTYVKAKDGHVMHFDVFT..DV..RDD.KKAIEFAKQWLSSIGEEGATVTSEECRFCHS
   2 MQIHVYDTYVKAKDGHVMHFDVFT..DV..RDD.KKAIEFAKQWLSSIGEEGATVTSEECRFCHS
   3 MQIHVYDTYVKSKRGHTMHFDVFT..DV..RDD.KKAIEFAKEWLASIGEEDATVTSEECRFCHS
   4 MEVKIFDTHVRTRDGRYLHFDVLV..TE..ELG.ARAGEFARRWLAGRGIDEADISQGHCSYCHS
   5 MEMHVYDTWVKAKDGRTMHFDVFT..NT..RDD.KKAIEYAKQWLTSVGEGDATVSNRECRFCHS
   6 MEVKVFDTHVRTRDGRYLHFDVLV..TE..EMG.ARAGEFARRWLAGKGIDDADISQGHCSYCHS
   7 MEVKIFDTHVRTRDGRYLHFDVLV..TE..ELG.ARAGEFARRWLAGRGIDEADISQGHCSYCHS
   8 MEVKIFDTHVRTRDGRYLHFDVLV..TE..ELG.ARAGEFARRWLAGRGIDEADISQGHCSYCHS
   9 MQIDVFDTYVTTTEGKRLHFDVFL..PTg.KQG.ELARQYAKEWLESIGIHAKDVQQESCAYCHS
  10 MKVSVYDTHVVKKNGLTMHFDIIV..PD..DQThEKVLQFGLEYLKRVGQEGQPLTTKECRFCHM
  11 MKVAVWDTYVTRKDGKIMHFDILV..DEntDDA.NQVFEYGKEYLKTVLQEGQPLTSKECRFCHI
  12 MKVSVWDTYVKRKDGTTMHFDILVpsNL..KNE.HSIYGYGKEYLKGKSFKTNDLTTKECRFCHI
  13 MHVHIYDTHVTTRTGQYLHFDVLV..DD..ANV.PHVARFAEAYLKSLGIIDSQISQSRCNFCHS
  14 MQIHVFDTHVMTDSGQYIHFDVLV..NN..ENI.KEVEQYAKQYLASLGVKIDNIKQSRCNFCHS


              70        80        
              |         |        
   1 QKAPDEVIEAIKQNGYFIYKMEGCN...
   2 QKAPDEVIEAIKQNGYFIYKMEGCN...
   3 QKAPDEVIEAIKQKGYYIYKMEGCD...
   4 EIATAEVAEAIRLHGHYILPLEGCG...
   5 EKAPANVEEAINKDGYFIYKMEGCR...
   6 EIATTEVAEAIRLHGHYILPLEGC-...
   7 EIATAEVAEAIRLHGHYILPLEGC-...
   8 EIATAEIAEAIRLHGHYILPLEGC-...
   9 EAANPKVQQHIKQHGYYIYQMEGCPspe
  10 EEASEDIEKAIKESGYYIYEMEGCH...
  11 DKAPADIENQILKNGFSIIEMENCY...
  12 EQATEEIILSVEEKGFAVIEMENCN...
  13 EMANPEVQLAIQNQGHSILVLA---...
  14 ELADLEVQDNIANQGHSIIRL----...