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Table 2 Putative and incomplete ORFs in the three Ectocarpus genomic regions.

From: The genome of the brown alga Ectocarpus siliculosuscontains a series of viral DNA pieces, suggesting an ancient association with large dsDNA viruses

ORF

G+C content

Position

Size (aa)

Blast (E value)

Amino acid identity

Homolog(s) [accession number]a

Putative fonction/Features/commentsb

213h1

54.24

21498 – 19471

675

0.0

350/615 (56%)

EsV-1-213 (length 786 aa) [AAK14627]

Truncated homologue of EsV-1-213

    

2e-35

138/551 (25%)

FirrV-1-B4 (length 689 aa) [AAR26879]

 

213h2

54.46

180467 – 15681

788

0.0

443/787 (56%)

EsV-1-213 (length 786 aa) [AAK14627]

Integrase Phage integrase family (aa 490 – 690) [PF00589]

    

1e-73

213/770 (27%)

FirrV-1-B4 (length 689 aa) [AAR26879]

 
    

0.43

27/98 (27%)

Bacillus subtilis site-specific integrase/recombinase B4 (length 304 aa) [NP_389496]

 
    

0.95

38/85 (45%)

Staphylococcus aureus subsp. MRSA252 putative integrase/recombinase (length 298 aa) [YP_040639]

 

Tn1

56.95

6788 – 4524

541

1e-32

132/524 (25%)

Aspergillus nidulans FGSC A4 putative transposase (length 554 aa) [EAA60308]

Transposase helix-turn-helix, Psq domain (aa 1 – 51) [PF05225] [PS50960],

    

7e-32

110/384 (28%)

Aspergillus awamori transposase (length 555 aa) [AAC49623]

DDE superfamily endonuclease (aa 160 – 372) [PF03184] Contains a putative intron (bp 515 – 1154)

22h1

54.68

7793 – 6684

369

1e-139

250/289 (86%)

EsV-1-22 [NP_077507] (length 284 aa)

 

OBP

47.12

41598 – 45086

1162

6e-11

160/730 (21%)

Acanthamoeba polyphaga Mimivirus helicase, similar to origin binding protein (length 1052 aa) [YP_142362]

Origin binding protein AAA (aa 386 – 562) [SM00382] [PF00004], Herpes_ori_bp (aa 401 – 930) [PF02399],

    

2e-07

65/275 (23%)

Acanthamoeba polyphaga Mimivirus helicase, similar to origin binding protein (length 795 aa) [YP_142355]

ATP/GTP-binding site motif A (P-loop) (aa 394 – 401) [PS00017], Helicase domain (aa 381 – 720) [SM00490] [PF00271] [PS51192] [PS51194].

  1. a Accession numbers are from the GenBank database.
  2. b Pfam, prosite or Smart codes are in brackets.