P82901 (NLT2P_WHEAT) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names	Recommended name: Non-specific lipid-transfer protein 2P Short name=LTP2P Alternative name(s): 7 kDa lipid transfer protein 2 Lipid transfer protein 2 isoform 2 Short name=LTP2-2
Organism	Triticum aestivum (Wheat)
Taxonomic identifier	4565 [NCBI]
Taxonomic lineage	cellular organisms › Eukaryota › Viridiplantae › Streptophyta › Streptophytina › Embryophyta › Tracheophyta › Euphyllophyta › Spermatophyta › Magnoliophyta › Liliopsida › commelinids › Poales › Poaceae › BEP clade › Pooideae › Triticeae › Triticum

Protein attributes

Sequence length	67 AA.
Sequence status	Complete.
Protein existence	Evidence at protein level

General annotation (Comments)

Function	Transfer lipids across membranes. May play a role in plant defense or in the biosynthesis of cuticle layers. Ref.1
Sequence similarities	Belongs to the plant LTP family. B11E subfamily. UniProtKB P20145
Mass spectrometry	Molecular mass is 7038±1 Da from positions 1 - 67. Determined by ESI. Ref.1

Ontologies

Keywords
Biological process	Lipid transport Transport
Ligand	Lipid-binding
PTM	Disulfide bond
Technical term	Direct protein sequencing
Gene Ontology (GO)
Biological_process	lipid transport Inferred from electronic annotation. Source: UniProtKB-KW
Molecular_function	lipid binding Inferred from electronic annotation. Source: UniProtKB-KW
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 67	67	Non-specific lipid-transfer protein 2P		PRO_0000153894
Amino acid modifications
	Disulfide bond	2 ↔ 34		Ref.1
	Disulfide bond	10 ↔ 24		Ref.1
	Disulfide bond	25 ↔ 60		Ref.1
	Disulfide bond	36 ↔ 67		Ref.1

Sequences

	Sequence		Length	Mass (Da)
	P82901 [UniParc]. Last modified March 1, 2001. Version 1. Checksum: 3F336AC8ED294068	FASTA	67	7,046
	10 20 30 40 50 60 ACQASQLAVC ASAILSGAKP SGECCGNLRA QQPCFCQYAK DPTYGQYIRS PHARDTLQSC GLAVPHC

References

[1]

"Disulfide bond assignment, lipid transfer activity and secondary structure of a 7-kDa plant lipid transfer protein, LTP2." Douliez J.-P., Pato C., Rabesona H., Molle D., Marion D. Eur. J. Biochem. 268:1400-1403(2001) [PubMed] [Europe PMC] [Abstract] Cited for: PROTEIN SEQUENCE, FUNCTION, MASS SPECTROMETRY, DISULFIDE BONDS. Tissue: Endosperm.

Cross-references

3D structure databases
ProteinModelPortal	P82901.
ModBase	Search...
Protein family/group databases
Allergome	8724. Tri a LTP2.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Organism-specific databases
Gramene	P82901.
Family and domain databases
InterPro	IPR016140. Bifunc_inhib/LTP/seed_store. [Graphical view]
Pfam	PF14368. LTP_2. 1 hit. [Graphical view]
SMART	SM00499. AAI. 1 hit. [Graphical view]
SUPFAM	SSF47699. Bifunc_inhib/LTP/seed_store. 1 hit.
PROSITE	PS00597. PLANT_LTP. False negative. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

NLT2P_WHEAT

Accession

Primary (citable) accession number: P82901

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 13, 2004
Last sequence update:	March 1, 2001
Last modified:	April 3, 2013
This is version 44 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Plant Protein Annotation Program