PecE family


Forms a heterodimer with PecF. The PecE/F complex attaches a PCB and isomerises it to PVB at Cys-84 of alpha-PEC.


  • Jung et al., 1995. Candidate genes for the phycoerythrocyanin alpha subunit lyase. Biochemical analysis of pecE and pecF interposon mutants J Biol Chem, 270, 12877-12884.
  • Storf et al., 2001. Chromophore attachment to biliproteins: specificity of PecE/PecF, a lyase-isomerase for the photoactive 3(1)-cys-alpha 84-phycoviolobilin chromophore of phycoerythrocyanin Biochemistry, 40, 12444-12456.
  • Zhao et al., 2000. Novel activity of a phycobiliprotein lyase: both the attachment of phycocyanobilin and the isomerization to phycoviolobilin are catalyzed by the proteins PecE and PecF encoded by the phycoerythrocyanin operon FEBS Lett, 469, sept-13.
  • Zhao et al., 2002. Characterization of phycoviolobilin phycoerythrocyanin-alpha 84-cystein-lyase-(isomerizing) from Mastigocladus laminosus Eur J Biochem, 269, 4542-4550.
  • Zhao et al., 2005. Amino acid residues associated with enzymatic activities of the isomerizing phycoviolobilin-lyase PecE/F Biochemistry, 44, 8126-8137.

Gene Locus tag Genbank Species Strain PBP in rods Pigment type Remark Length Last change
PecE family alr0526 NP_484570.1 Anabaena (Nostoc) sp. PCC7120 PC+PEC 253 09-26-2011
PecE family Ava_2928 YP_323434.1 Anabaena variabilis ATCC29413 (PCC7937) PC+PEC 253 09-27-2011
PecE family Aazo_0294 YP_003720002.1 Anabaena (Nostoc) azollae 0708 PC+PEC 261 09-26-2011
PecE family FJSC11DRAFT_0798 ZP_08984592.1 Fischerella sp. (Mastigocladus laminosus) JSC-11 PC+PEC 257 11-04-2011
PecE family MC7420_3694 ZP_05028438.1 Microcoleus chthonoplastes PCC7420 PC+PEC 260 09-26-2011
PecE family Nos7524_4171 YP_007077534.1 Nostoc sp. PCC7524 PC+PEC 258 04-23-2013
PecE family Cylst_0749 YP_007145756.1 Cylindrospermum stagnale PCC7417 PC+PEC 257 04-23-2013
PecE family Anacy_2030 YP_007156420.1 Anabaena cylindrica PCC7122 PC+PEC 260 04-23-2013
PecE family Chro_3404 YP_007092732.1 Chroococcidiopsis thermalis PCC7203 PC+PEC 254 04-23-2013
PecE family Nos7107_3148 YP_007050888.1 Nostoc sp. PCC7107 PC+PEC 256 04-29-2013
PecE family Cal7507_3697 YP_007066922.1 Calothrix sp. PCC7507 PC+PEC 257 04-29-2013
PecE family Lep6406DRAFT_00020410 ZP_21046698.1 Leptolyngbya sp. PCC6406 PC+PEC 260 04-29-2013
PecE family Fis9431DRAFT_3464 Fischerella sp. PCC9431 PC+PEC 256 06-12-2013
PecE family FIS9605DRAFT_06536 Fischerella sp. PCC9605 PC+PEC 257 06-12-2013
PecE family FisPCC73103_3447 Fischerella muscicola PCC73103 (SAG 1427-1) PC+PEC 256 06-12-2013
PecE family Scytonema_PCC7110_joined_1626 Scytonema hofmanni PCC7110 PC+PEC 258 06-12-2013
PecE family PCC9339DRAFT_01814 Fischerella sp. PCC9339 PC+PEC 256 06-12-2013
PecE family Ana7108_3406 Anabaena sp. PCC7108 PC+PEC 260 06-12-2013
PecE family Chloroglopsis_PCC9212_joined_2978 Chlorogloeopsis sp. PCC9212 PC+PEC 273 06-12-2013
PecE family UYC_06443 Chlorogloeopsis fritschii PCC6912 PC+PEC 273 06-12-2013
PecE family FisPCC7414_3837 Fischerella muscicola PCC7414 PC+PEC N-term shortened (35 aa) 257 07-02-2013
PecE family Fischerella_sp._PCC7521_715 Fischerella thermalis PCC7521 PC+PEC 257 06-12-2013
PecE family Riv7116_3567 Rivularia sp. PCC7116 PC+PEC Wrongly marked as pseudo gene in refseq 256 06-20-2013

Model strain Model strains, Marine strains

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