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Protein

Monellin chain B

Gene
N/A
Organism
Dioscoreophyllum cumminsii (Serendipity berry) (Rhopalandria cumminsii)
Status
Reviewed-Annotation score: -Experimental evidence at protein leveli

Functioni

Taste-modifying protein; intensely sweet-tasting protein.

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Sitei41Blocking, abolishes the sweet taste1

Keywordsi

Molecular functionTaste-modifying protein

Names & Taxonomyi

Protein namesi
Recommended name:
Monellin chain B
Alternative name(s):
Monellin chain II
OrganismiDioscoreophyllum cumminsii (Serendipity berry) (Rhopalandria cumminsii)
Taxonomic identifieri3457 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsRanunculalesMenispermaceaeChasmantheroideaeBurasaieaeDioscoreophyllum

Pathology & Biotechi

Biotechnological usei

Natural monellin has not been mass marketed to the food industry, primarily due to the challenge of large-scale purification of the protein which is relatively sensitive to heat or acid treatment.

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_00002071661 – 50Monellin chain BAdd BLAST50

Interactioni

Subunit structurei

Heterodimer of an A chain and a B chain.

Protein-protein interaction databases

MINTiP02882

Structurei

Secondary structure

150
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details

3D structure databases

ProteinModelPortaliP02882
SMRiP02882
ModBaseiSearch...
MobiDBiSearch...

Miscellaneous databases

EvolutionaryTraceiP02882

Family & Domainsi

Family and domain databases

InterProiView protein in InterPro
IPR015283 Monellin
IPR002095 Monellin_B
PfamiView protein in Pfam
PF09200 Monellin, 1 hit
PRINTSiPR00631 MONELLINB

Sequencei

Sequence statusi: Complete.

P02882-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
GEWEIIDIGP FTQNLGKFAV DEENKIGQYG RLTFNKVIRP CMKKTIYEEN
Length:50
Mass (Da):5,835
Last modified:August 1, 1991 - v2
Checksum:iF08396DFCD480C81
GO

Experimental Info

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Sequence conflicti49 – 50EN → NE AA sequence (PubMed:964918).Curated2

Sequence databases

PIRiJH0210 MLDIB

Similar proteinsi

Cross-referencesi

Sequence databases

PIRiJH0210 MLDIB

3D structure databases

Select the link destinations:
PDBei
RCSB PDBi
PDBji
Links Updated
PDB entryMethodResolution (Å)ChainPositionsPDBsum
1FA3NMR-A1-48[»]
1FUWNMR-A1-48[»]
1IV7X-ray1.82A/B1-48[»]
1IV9X-ray1.90A/B1-50[»]
1KRLX-ray1.90B/D1-50[»]
1M9GNMR-A1-48[»]
1MNLNMR-A1-48[»]
1MOLX-ray1.70A/B1-48[»]
2O9UX-ray1.15X1-48[»]
3MONX-ray2.80B/D/F/H1-48[»]
3PXMX-ray1.80A/B1-48[»]
3PYJX-ray2.00A1-48[»]
3Q2PX-ray2.34A/B/C/D1-48[»]
4MONX-ray2.30B/D1-48[»]
5LC6X-ray1.70A/B1-48[»]
5LC7X-ray1.55A/B1-48[»]
5O7KX-ray2.05A/B1-48[»]
5O7LX-ray2.60A/B1-48[»]
5O7QX-ray1.72A/B1-48[»]
5O7RX-ray2.06A/B1-48[»]
5O7SX-ray2.02A/B1-48[»]
5XFUX-ray2.61A/B/C/D/E1-48[»]
5Z1PX-ray1.89A/B/C/D1-48[»]
ProteinModelPortaliP02882
SMRiP02882
ModBaseiSearch...
MobiDBiSearch...

Protein-protein interaction databases

MINTiP02882

Protocols and materials databases

Structural Biology KnowledgebaseSearch...

Miscellaneous databases

EvolutionaryTraceiP02882

Family and domain databases

InterProiView protein in InterPro
IPR015283 Monellin
IPR002095 Monellin_B
PfamiView protein in Pfam
PF09200 Monellin, 1 hit
PRINTSiPR00631 MONELLINB
ProtoNetiSearch...

Entry informationi

Entry nameiMONB_DIOCU
AccessioniPrimary (citable) accession number: P02882
Entry historyiIntegrated into UniProtKB/Swiss-Prot: July 21, 1986
Last sequence update: August 1, 1991
Last modified: September 12, 2018
This is version 103 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

3D-structure, Direct protein sequencing

Documents

  1. PDB cross-references
    Index of Protein Data Bank (PDB) cross-references
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