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P80351 (2SS1_CAPMA) Reviewed, UniProtKB/Swiss-Prot

Last modified February 19, 2014. Version 65. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (1) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
Sweet protein mabinlin-1
Alternative name(s):
Mabinlin I
Short name=MAB I
OrganismCapparis masaikai (Mabinlang)
Taxonomic identifier13395 [NCBI]
Taxonomic lineageEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsmalvidsBrassicalesCapparaceaeCapparis

Protein attributes

Sequence length104 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at protein level

General annotation (Comments)

Function

2S seed storage protein having sweetness-inducing activity. This form is not heat stable.

Subunit structure

Heterodimer of a small A and a large B chain linked by disulfide bonds.

Sequence similarities

Belongs to the 2S seed storage albumins family.

Ontologies

Keywords
   Molecular functionSeed storage protein
Storage protein
Taste-modifying protein
   PTMDisulfide bond
   Technical termDirect protein sequencing
Gene Ontology (GO)
   Molecular_functionnutrient reservoir activity

Inferred from electronic annotation. Source: UniProtKB-KW

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 3232Sweet protein mabinlin-1 chain A
PRO_0000032135
Chain33 – 10472Sweet protein mabinlin-1 chain B
PRO_0000032136

Amino acid modifications

Disulfide bond4 ↔ 53 Ref.1
Disulfide bond17 ↔ 42 Ref.1
Disulfide bond43 ↔ 91 Ref.1
Disulfide bond55 ↔ 99 Ref.1

Experimental info

Non-adjacent residues32 – 332

Sequences

Sequence LengthMass (Da)Tools
P80351 [UniParc].

Last modified February 1, 1995. Version 1.
Checksum: 156A4A4B50D5EE60

FASTA10412,284
        10         20         30         40         50         60 
EPLCRRQFQQ HQHLRACQRY IRRRAQRGGL VDEQRGPALR LCCNQLRQVN KPCVCPVLRQ 

        70         80         90        100 
AAHQQLYQGQ IEGPRQVRQL FRAARNLPNI CKIPAVGRCQ FTRW 

« Hide

References

[1]"Structures of heat-stable and unstable homologues of the sweet protein mabinlin. The difference in the heat stability is due to replacement of a single amino acid residue."
Nirasawa S., Nishino T., Katahira M., Uesugi S., Hu Z., Kurihara Y.
Eur. J. Biochem. 223:989-995(1994) [PubMed] [Europe PMC] [Abstract]
Cited for: PROTEIN SEQUENCE.
Tissue: Seed.

Cross-references

Sequence databases

PIRS48176.

3D structure databases

ProteinModelPortalP80351.
SMRP80351. Positions 37-101.
ModBaseSearch...
MobiDBSearch...

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Family and domain databases

InterProIPR016140. Bifunc_inhib/LTP/seed_store.
IPR000617. Napin.
[Graphical view]
PfamPF00234. Tryp_alpha_amyl. 1 hit.
[Graphical view]
PRINTSPR00496. NAPIN.
SMARTSM00499. AAI. 1 hit.
[Graphical view]
SUPFAMSSF47699. SSF47699. 1 hit.
ProtoNetSearch...

Entry information

Entry name2SS1_CAPMA
AccessionPrimary (citable) accession number: P80351
Entry history
Integrated into UniProtKB/Swiss-Prot: February 1, 1995
Last sequence update: February 1, 1995
Last modified: February 19, 2014
This is version 65 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families