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Protein

Probable pectinesterase 8

Gene

PME8

Organism
Arabidopsis thaliana (Mouse-ear cress)
Status
Reviewed-Annotation score: Annotation score: 4 out of 5-Experimental evidence at transcript leveli

Functioni

Acts in the modification of cell walls via demethylesterification of cell wall pectin.By similarity

Catalytic activityi

Pectin + n H2O = n methanol + pectate.

Pathwayi: pectin degradation

This protein is involved in step 1 of the subpathway that synthesizes 2-dehydro-3-deoxy-D-gluconate from pectin.
Proteins known to be involved in the 5 steps of the subpathway in this organism are:
  1. Probable pectinesterase/pectinesterase inhibitor 7 (PME7), Pectinesterase (AXX17_At1g11890), Pectinesterase (AXX17_At4g02940), Pectinesterase (AXX17_At5g52320), Probable pectinesterase/pectinesterase inhibitor 42 (PME42), Probable pectinesterase 15 (PME15), Putative pectinesterase 14 (PME14), Pectinesterase (At3g10720), Pectinesterase (AXX17_At2g33410), Probable pectinesterase 55 (PME55), Pectinesterase (PMEPCRF), Probable pectinesterase/pectinesterase inhibitor 23 (PME23), Pectinesterase (AXX17_At4g18720), Pectinesterase 4 (PME4), Putative pectinesterase/pectinesterase inhibitor 22 (PME22), Pectinesterase (AXX17_At1g48290), Pectinesterase (At3g14310), Pectinesterase (AXX17_At5g47900), Pectinesterase (AXX17_At4g38050), Pectinesterase (AXX17_At5g07100), Pectinesterase/pectinesterase inhibitor 18 (PME18), Pectinesterase (AXX17_At2g14510), Pectinesterase (AXX17_At3g43380), Pectinesterase (AXX17_At5g64270), Probable pectinesterase/pectinesterase inhibitor 64 (PME64), Putative pectinesterase 10 (PME10), Pectinesterase (F14I3.7), Pectinesterase (QRT1), Pectinesterase (At3g49220), Pectinesterase (At3g49220), Probable pectinesterase 29 (PME29), Pectinesterase, Pectinesterase (AXX17_At4g38040), Pectinesterase (At5g20860), Probable pectinesterase 8 (PME8), Pectinesterase (AXX17_At5g27870), Pectinesterase (AXX17_At5g18820), Pectinesterase (AXX17_At2g45340), Pectinesterase 31 (PME31), Pectinesterase (AXX17_At3g41380), Pectinesterase (AXX17_At1g11650), Probable pectinesterase/pectinesterase inhibitor 25 (PME25), Probable pectinesterase/pectinesterase inhibitor 51 (PME51), Pectinesterase (AXX17_At3g36460), Pectinesterase (AXX17_At5g04430), Pectinesterase (At3g62170), Probable pectinesterase/pectinesterase inhibitor 20 (PME20), Pectinesterase (At3g28922), Pectinesterase (T27B3.30), Probable pectinesterase/pectinesterase inhibitor 60 (PME60), Pectinesterase QRT1 (QRT1), Probable pectinesterase/pectinesterase inhibitor 59 (PME59), Pectinesterase (AXX17_At3g53530), Pectinesterase (AXX17_At5g61190), Pectinesterase PPME1 (PPME1), Pectinesterase (AXX17_At3g56460), Pectinesterase (AXX17_At3g06710), Probable pectinesterase/pectinesterase inhibitor 32 (PME32), Pectinesterase (AXX17_At1g44540), Probable pectinesterase/pectinesterase inhibitor 33 (PME33), Probable pectinesterase/pectinesterase inhibitor 36 (PME36), Probable pectinesterase/pectinesterase inhibitor 13 (PME13), Putative pectinesterase 52 (PME52), Probable pectinesterase/pectinesterase inhibitor 54 (PME54), Pectinesterase (AXX17_At2g33420), Pectinesterase (AXX17_At2g40510), Pectinesterase (At1g53840), Probable pectinesterase/pectinesterase inhibitor 16 (PME16), Pectinesterase 5 (PME5), Probable pectinesterase 30 (PME30), Probable pectinesterase/pectinesterase inhibitor VGDH2 (VGDH2), Pectinesterase (PMEPCRA), Pectinesterase (AXX17_At3g26070), Probable pectinesterase 68 (PME68), Pectinesterase, Pectinesterase (AXX17_At3g14900), Pectinesterase (AXX17_At5g54740), Probable pectinesterase 67 (PME67), Probable pectinesterase 56 (PME56), Putative pectinesterase/pectinesterase inhibitor 38 (PME38), Pectinesterase, Probable pectinesterase/pectinesterase inhibitor 47 (PME47), Putative pectinesterase/pectinesterase inhibitor 28 (PME28), Probable pectinesterase/pectinesterase inhibitor 46 (PME46), Probable pectinesterase 53 (PME53), Pectinesterase (AXX17_At5g07090), Probable pectinesterase/pectinesterase inhibitor 17 (PME17), Pectinesterase (AXX17_At2g22270), Probable pectinesterase/pectinesterase inhibitor 61 (PME61), Pectinesterase (PE11), Probable pectinesterase 66 (PME66), Pectinesterase (AXX17_At2g42790), Pectinesterase (AXX17_At5g45990), Probable pectinesterase/pectinesterase inhibitor 6 (PME6), Probable pectinesterase 48 (PME48), Probable pectinesterase 49 (PME49), Pectinesterase (AXX17_At1g64100), Probable pectinesterase 50 (PME50), Pectinesterase (AXX17_At3g17940), Pectinesterase, Probable pectinesterase/pectinesterase inhibitor 19 (PME19), Pectinesterase (AXX17_At2g45050), Probable pectinesterase/pectinesterase inhibitor 40 (PME40), Pectinesterase (AXX17_At1g11920), Pectinesterase (AXX17_At3g30550), PME26 (AXX17_At3g14890), Probable pectinesterase/pectinesterase inhibitor 39 (PME39), Pectinesterase (AXX17_At2g44790), Pectinesterase (AXX17_At2g17140), Pectinesterase (At2g19150), Pectinesterase (AXX17_At5g19650), Putative pectinesterase/pectinesterase inhibitor 43 (PME43), Pectinesterase (AXX17_At3g31890), Pectinesterase (AXX17_At4g02900), Probable pectinesterase/pectinesterase inhibitor 34 (PME34), Pectinesterase 1 (PME1), Putative pectinesterase 63 (PME63), Pectinesterase (AXX17_At3g05180), Pectinesterase 2 (PME2), Probable pectinesterase/pectinesterase inhibitor 21 (PME21), Pectinesterase (AXX17_At2g22280), Pectinesterase (AXX17_At1g51200), Putative pectinesterase/pectinesterase inhibitor 45 (PME45), Probable pectinesterase/pectinesterase inhibitor 12 (PME12), Pectinesterase (AXX17_At4g02930), Probable pectinesterase/pectinesterase inhibitor 44 (PME44), Pectinesterase, Pectinesterase/pectinesterase inhibitor 3 (PME3), Pectinesterase (AXX17_At1g24390), Pectinesterase (AXX17_At5g50300), Pectinesterase (AXX17_At1g11900), Probable pectinesterase/pectinesterase inhibitor 58 (PME58), Putative pectinesterase 57 (PME57), Pectinesterase (PME44), Pectinesterase (AXX17_At3g10560), Pectinesterase (AXX17_At3g55110), Pectinesterase (AXX17_At3g10570), Putative pectinesterase 11 (PME11), Pectinesterase (At5g09760), Pectinesterase (AXX17_At1g01970), Pectinesterase (AXX17_At5g07110), Pectinesterase (AXX17_At4g06570), Pectinesterase (AXX17_At5g50310), Pectinesterase, Pectinesterase (AXX17_At1g51190), Pectinesterase (AXX17_At2g33420), Pectinesterase, Pectinesterase (At4g15980), Pectinesterase (AXX17_At1g48300), Pectinesterase (AXX17_At3g05190), Putative pectinesterase/pectinesterase inhibitor 24 (PME24), Putative pectinesterase/pectinesterase inhibitor 26 (PME26), Probable pectinesterase/pectinesterase inhibitor 35 (PME35), Pectinesterase (AXX17_At5g04420), Pectinesterase (AXX17_At2g44780), Pectinesterase (AXX17_At4g00230), Pectinesterase (AXX17_At5g09310), Pectinesterase (AXX17_At5g20800), Pectinesterase (AXX17_At1g04730), Probable pectinesterase/pectinesterase inhibitor 41 (PME41), Pectinesterase (AXX17_At1g11660), Pectinesterase (AXX17_At5g26780)
  2. Pectate lyase (AXX17_At3g26720), Probable pectate lyase 7 (At3g01270), Probable pectate lyase 18 (At4g24780), Pectate lyase (At3g27400), Probable pectate lyase 16 (At4g22080), Putative pectate lyase 17 (At4g22090), Pectate lyase (AXX17_At3g09180), Putative pectate lyase 14 (At4g13210), Pectate lyase (At3g55140), Pectate lyase (AXX17_At5g54880), Pectate lyase (AXX17_At4g15660), Pectate lyase (At5g04310), Probable pectate lyase 22 (At5g63180), Pectate lyase (At5g09280), Pectate lyase (AXX17_At3g00310), Pectate lyase (At3g07010), Probable pectate lyase 8 (At3g07010), Probable pectate lyase 4 (At1g30350), Pectate lyase (AXX17_At2g01680), Putative pectate lyase 21 (At5g55720), Pectate lyase (At4g13210), Pectate lyase (At5g04310), Pectate lyase (AXX17_At5g03700), Pectate lyase (At4g13710), Pectate lyase (AXX17_At3g49720), Pectate lyase, Pectate lyase, Pectate lyase (AXX17_At1g12300), Probable pectate lyase 9 (At3g24230), Probable pectate lyase 1 (At1g04680), Pectate lyase (At3g07010), Pectate lyase (AXX17_At5g08800), Pectate lyase (T26I12.20), Pectate lyase (AXX17_At5g62760), Pectate lyase (AXX17_At3g47590), Pectate lyase (AXX17_At4g14900), Pectate lyase (AXX17_At3g49450), Pectate lyase (AXX17_At4g25600), Pectate lyase (AXX17_At1g61710), Probable pectate lyase 20 (At5g48900), Pectate lyase (AXX17_At5g47570), Probable pectate lyase 6 (At2g02720), Pectate lyase (AXX17_At3g06910), Pectate lyase (At1g14420), Pectate lyase (At3g01270), Pectate lyase, Pectate lyase (At3g09540), Pectate lyase (AXX17_At1g04020), Pectate lyase (At3g01270), Pectate lyase (At3g55140), Putative pectate lyase 2 (At1g11920), Pectate lyase, Pectate lyase (AXX17_At1g30780), Probable pectate lyase 19 (At5g15110), Pectate lyase (AXX17_At4g28670), Pectate lyase (F11F8_12), Probable pectate lyase 13 (PMR6), Probable pectate lyase 3 (AT59), Pectate lyase (AXX17_At3g26200), Probable pectate lyase 5 (At1g67750), Probable pectate lyase 12 (At3g53190), Pectate lyase, Pectate lyase (AXX17_At4g25610), Probable pectate lyase 15 (At4g13710), Pectate lyase (At3g53190), Putative pectate lyase 11 (At3g27400), Pectate lyase (AXX17_At1g15010), Pectate lyase (At3g07010), Pectate lyase (AXX17_At3g29900), Pectate lyase (AXX17_At5g14600), Probable pectate lyase 10 (At3g24670)
  3. no protein annotated in this organism
  4. no protein annotated in this organism
  5. no protein annotated in this organism
This subpathway is part of the pathway pectin degradation, which is itself part of Glycan metabolism.
View all proteins of this organism that are known to be involved in the subpathway that synthesizes 2-dehydro-3-deoxy-D-gluconate from pectin, the pathway pectin degradation and in Glycan metabolism.

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Binding sitei165SubstrateBy similarity1
Binding sitei200SubstrateBy similarity1
Sitei222Transition state stabilizerBy similarity1
Active sitei223Proton donorPROSITE-ProRule annotation1
Active sitei244NucleophilePROSITE-ProRule annotation1
Binding sitei308SubstrateBy similarity1

GO - Molecular functioni

GO - Biological processi

Keywordsi

Molecular functionAspartyl esterase, Hydrolase
Biological processCell wall biogenesis/degradation

Enzyme and pathway databases

BioCyciARA:AT1G05310-MONOMER.
UniPathwayiUPA00545; UER00823.

Names & Taxonomyi

Protein namesi
Recommended name:
Probable pectinesterase 8 (EC:3.1.1.11)
Short name:
PE 8
Alternative name(s):
Pectin methylesterase 2
Short name:
AtPME2
Pectin methylesterase 8
Short name:
AtPME8
Gene namesi
Name:PME8
Synonyms:ARATH2
Ordered Locus Names:At1g05310
ORF Names:YUP8H12.7
OrganismiArabidopsis thaliana (Mouse-ear cress)
Taxonomic identifieri3702 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsmalvidsBrassicalesBrassicaceaeCamelineaeArabidopsis
Proteomesi
  • UP000006548 Componenti: Chromosome 1

Organism-specific databases

AraportiAT1G05310.
TAIRilocus:2207245. AT1G05310.

Subcellular locationi

GO - Cellular componenti

Keywords - Cellular componenti

Cell wall, Secreted

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Signal peptidei1 – 19Sequence analysisAdd BLAST19
ChainiPRO_000037166520 – 393Probable pectinesterase 8Add BLAST374

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Glycosylationi100N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi113N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi140N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi156N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi163N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi182N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi295N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi350N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi369N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi378N-linked (GlcNAc...) asparagineSequence analysis1

Keywords - PTMi

Glycoprotein

Proteomic databases

PaxDbiO23038.

Expressioni

Tissue specificityi

Expressed in siliques.1 Publication

Developmental stagei

Expressed throughout silique development.1 Publication

Gene expression databases

GenevisibleiO23038. AT.

Interactioni

Protein-protein interaction databases

STRINGi3702.AT1G05310.1.

Structurei

3D structure databases

ProteinModelPortaliO23038.
SMRiO23038.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Compositional bias

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Compositional biasi47 – 61His-richAdd BLAST15

Sequence similaritiesi

Belongs to the pectinesterase family.Curated

Keywords - Domaini

Signal

Phylogenomic databases

eggNOGiENOG410IMH0. Eukaryota.
COG4677. LUCA.
HOGENOMiHOG000217409.
InParanoidiO23038.
OMAiNTGFAFV.
OrthoDBiEOG09360B30.
PhylomeDBiO23038.

Family and domain databases

Gene3Di2.160.20.10. 1 hit.
InterProiView protein in InterPro
IPR012334. Pectin_lyas_fold.
IPR011050. Pectin_lyase_fold/virulence.
IPR033131. Pectinesterase_Asp_AS.
IPR000070. Pectinesterase_cat.
PfamiView protein in Pfam
PF01095. Pectinesterase. 1 hit.
SUPFAMiSSF51126. SSF51126. 1 hit.
PROSITEiView protein in PROSITE
PS00503. PECTINESTERASE_2. 1 hit.

Sequencei

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

O23038-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MKIISLSISI GIAIIAVLAS KTLFKTHPEA FGIKAISYSF KKSLCDHHHH
60 70 80 90 100
HHHHHHHHHR HKPSDTKRKV SICDDFPKNI PPLDTDTTSY LCVDKNGCCN
110 120 130 140 150
FTTVQSAVDA VGNFSQRRNV IWINSGMYYE KVVIPKTKPN ITLQGQGFDI
160 170 180 190 200
TAIAWNDTAY SANGTFYCAT VQVFGSQFVA KNISFMNVAP IPKPGDVGAQ
210 220 230 240 250
AVAIRIAGDE SAFVGCGFFG AQDTLHDDRG RHYFKDCYIQ GSIDFIFGNA
260 270 280 290 300
KSLYQDCRII SMANQLSPGS KAVNGAVTAN GRSSKDENSG FSFVNCTIGG
310 320 330 340 350
TGHVWLGRAW RPYSRVVFVS TTMTDVIAPE GWNNFNDPSR DATIFYGEYN
360 370 380 390
CSGPGADMSK RAPYVQKLNE TQVALLINTS FIDGDQWLQF SDL
Length:393
Mass (Da):43,350
Last modified:May 5, 2009 - v2
Checksum:i34362A9BE1B5263C
GO

Sequence cautioni

The sequence AAB71446 differs from that shown. Reason: Erroneous gene model prediction.Curated

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AC000098 Genomic DNA. Translation: AAB71446.1. Sequence problems.
CP002684 Genomic DNA. Translation: AEE27822.1.
PIRiH86187.
RefSeqiNP_172023.1. NM_100410.3.
UniGeneiAt.50780.

Genome annotation databases

EnsemblPlantsiAT1G05310.1; AT1G05310.1; AT1G05310.
GeneIDi837030.
GrameneiAT1G05310.1; AT1G05310.1; AT1G05310.
KEGGiath:AT1G05310.

Similar proteinsi

Entry informationi

Entry nameiPME8_ARATH
AccessioniPrimary (citable) accession number: O23038
Entry historyiIntegrated into UniProtKB/Swiss-Prot: May 5, 2009
Last sequence update: May 5, 2009
Last modified: June 7, 2017
This is version 110 of the entry and version 2 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

Documents

  1. Arabidopsis thaliana
    Arabidopsis thaliana: entries and gene names
  2. PATHWAY comments
    Index of metabolic and biosynthesis pathways
  3. SIMILARITY comments
    Index of protein domains and families