Conserved Protein Domain Family
DUF3493

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pfam11998: DUF3493 
Low psii accumulation1 / Rep27
This family includes members such as low psii accumulation1 (lpa1) from plants as well as Rep27 proteins found in unicellular green alga Chlamydomonas reinhardtii. The Arabidopsis LPA1 is a chaperone required for efficient photosystem II (PSII) assembly. It binds to psbA during de novo biogenesis of PSII. Other studies show that REP27 in Chlamydomonas reinhardtii chloroplast thylakoids, plays a dual role in the regulation of D1 protein turnover by facilitating cotranslational biosynthesis insertion (C-terminal domain) and activation (tetratricopeptide repeat [TPR] motifs) of the nascent D1 during the PSII repair process.
Statistics
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PSSM-Id: 492287
Aligned: 58 rows
Threshold Bit Score: 52.2877
Created: 15-Feb-2025
Updated: 28-Apr-2025
Structure
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Aligned Rows:
PubMed ReferencesClick to see Conserved Features Help

Sequence Alignment
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Format: Row Display: Color Bits: Type Selection:
XP_002989151  48 SREARIREEVISPFRSLRLFLYPALMASATIAALTALPRLIAALAnspnatvennasLGQVLEGLGIDVTAIVIFALLYR 127
Q7VA19         5 PNIREKLLQESRNPFRGIRRVLWLALSASAGIGLLIMGIRSFAGE--------------NVLKNDLIIQITAFVLFASLV 70  Prochlorococcus...
1_pfamImport   1 PELKARLLQEARTPWRGLRRALWLALFASAAVGAATMALRASSGG--------------VVPLSDLGIQGLALLISGALL 66 
XP_002448139  68 VSSMAKIRSEVLSPFRSVRMFFYLAFMASGTLGGLIALARLLPLLsgsa----sdpaRAADTLKGLGIDVAAVSLFAFLY 143
XP_002869476  72 ISADARIRSEVLSPFRSVRMFFYLAFIASGSLGGLIATSRLIGALanpa-----rsgEVLEIVKGLGIDIGAASLFAFLY 146
XP_002521162  76 ISSTAKIRSEVLSPFRSVRMFFYLAFIASGGLGALIATTQLIAALanpa-----raaEVPEILKGLGIDIGAVSIFAFLY 150
ERN15796      58 ISSAAKIRSEVLSPFRTVRMFFYLAFIASGSLGGLIATTQLISALtnas-----kadQVPEILKSLGVDLGAIALFVFLY 132
XP_024401623 194 FRRDLKLISEVQAPFRGIRKFFYVALFLAAGISTLFTVPRFILAIqggd-----gapGVLETVQNLAINIGGGAAFIAIY 268
Q9SRY4       182 FRRDLKLISEVRAPFRGVRKFFYFAFAAAAGISMFFTVPRLVQAIrggd-----gapNLLETTGNAAINIGGIVVMVSLF 256 thale cress
Q5ZBW3       185 FRRDLKLISEVQAPFRGVRRFFYVALTAAAGISTFFTIPRLILAVqggd-----gapDLLETVGNAAINIGGIVVLVALY 259 Japanese rice
XP_002989151 128 SDTK 131
Q7VA19        71 LIDR 74  Prochlorococcus marinus
1_pfamImport  67 WWDR 70 
XP_002448139 144 ARES 147
XP_002869476 147 FNEN 150
XP_002521162 151 YREN 154
ERN15796     133 SREl 136
XP_024401623 269 LWEN 272
Q9SRY4       257 LWEN 260 thale cress
Q5ZBW3       260 FWEN 263 Japanese rice
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