ID   CPCE_PSETP              Reviewed;         271 AA.
AC   Q52448;
DT   01-NOV-1997, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1997, sequence version 1.
DT   25-MAY-2022, entry version 62.
DE   RecName: Full=Phycocyanobilin lyase subunit alpha;
DE            EC=4.-.-.-;
DE   AltName: Full=Phycocyanin-1 operon protein CpcE;
GN   Name=cpcE1;
OS   Pseudanabaena tenuis (strain PCC 7409).
OC   Bacteria; Cyanobacteria; Pseudanabaenales; Pseudanabaenaceae;
OC   Pseudanabaena.
OX   NCBI_TaxID=29415;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA   Dubbs J.M., Bryant D.A.;
RT   "Organization and transcription of the genes encoding two differentially
RT   expressed phycocyanins in the cyanobacterium Pseudanabaena sp. PCC 7409.";
RL   Submitted (AUG-1992) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Required for the chromophorylation of the cpcA1 gene product.
CC       {ECO:0000250}.
CC   -!- SUBUNIT: CpcE and CpcF associate to form a lyase. {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the CpcE/RpcE/PecE family. {ECO:0000305}.
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DR   EMBL; M99426; AAA26040.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q52448; -.
DR   SMR; Q52448; -.
DR   GO; GO:0030089; C:phycobilisome; IEA:UniProtKB-KW.
DR   GO; GO:0016829; F:lyase activity; IEA:UniProtKB-KW.
DR   Gene3D; 1.25.10.10; -; 2.
DR   InterPro; IPR011989; ARM-like.
DR   InterPro; IPR016024; ARM-type_fold.
DR   InterPro; IPR004155; PBS_lyase_HEAT.
DR   Pfam; PF03130; HEAT_PBS; 2.
DR   SMART; SM00567; EZ_HEAT; 6.
DR   SUPFAM; SSF48371; SSF48371; 1.
PE   3: Inferred from homology;
KW   Antenna complex; Lyase; Phycobilisome.
FT   CHAIN           1..271
FT                   /note="Phycocyanobilin lyase subunit alpha"
FT                   /id="PRO_0000199268"
SQ   SEQUENCE   271 AA;  29448 MW;  24DEF23F6BB0CD42 CRC64;
     MNEETGIPDD NLLTIEQAIA NLQSEDLGLR VYAAWWLGRF RVNVPEAIDL LIAALADEAD
     RTEAGGYPLR RNAARALGKL GDRRAVPALI TSLECDDFYV REAVAQSLEM LGDNSCVPYL
     IELIKNPNPE ASADTEPEHP YDAFLEALGT LGAVKAIPHI LPFLDHPIPK VQYAAARAMY
     QLSEPMVADQ YGDRLVAALA NDDLQLRRTV LSDLGAIGYL SAAEAIGNTM AENSLKLISL
     KGLLEKQIVL ATPPDLTDGA IRVMALMDDL L