Q03683 (BIP3_TOBAC) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Luminal-binding protein 3
Short name=BiP 3

Alternative name(s):
78 kDa glucose-regulated protein homolog 3
Short name=GRP-78-3

Gene names

Name:

BIP3

Organism

Nicotiana tabacum (Common tobacco)

Taxonomic identifier

4097 [NCBI]

Taxonomic lineage

cellular organisms › Eukaryota › Viridiplantae › Streptophyta › Streptophytina › Embryophyta › Tracheophyta › Euphyllophyta › Spermatophyta › Magnoliophyta › eudicotyledons › core eudicotyledons › asterids › lamiids › Solanales › Solanaceae › Nicotianoideae › Nicotianeae › Nicotiana

Protein attributes

Sequence length	168 AA.
Sequence status	Fragment.
Protein existence	Evidence at transcript level

General annotation (Comments)

Function	Probably plays a role in facilitating the assembly of multimeric protein complexes inside the ER.
Subcellular location	Endoplasmic reticulum lumen.
Sequence similarities	Belongs to the heat shock protein 70 family.

Ontologies

Keywords
Cellular component	Endoplasmic reticulum
Ligand	ATP-binding Nucleotide-binding
PTM	Glycoprotein
Gene Ontology (GO)
Cellular_component	endoplasmic reticulum lumen Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular_function	ATP 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 – 168	›168	Luminal-binding protein 3		PRO_0000078668
Regions
	Motif	165 – 168	4	Prevents secretion from ER Potential
Amino acid modifications
	Glycosylation	120	1	N-linked (GlcNAc...) Potential
Experimental info
	Non-terminal residue	1	1

Sequences

	Sequence		Length	Mass (Da)
	Q03683 [UniParc]. Last modified February 1, 1995. Version 1. Checksum: D0089CF2219C624E	FASTA	168	18,839
	10 20 30 40 50 60 PAPRGTPQIE VTFEVDANGI LNVKAEDKGT GKSEKITITN DKGRLSQEEI ERMVREAEEF 70 80 90 100 110 120 AEEDKKVKER IDARNGLETY VYNMKNQIND KDKLADKLES DEKEKIETAV KEALEWLDDN 130 140 150 160 QSAEKEDYEE KLKEVEAVCN PIITAVYQRS GGASGGSSSS EEDGHDEL

References

[1]	"The tobacco luminal binding protein is encoded by a multigene family." Denecke J., Goldman M.H., Demolder J., Seurinck J., Botterman J. Plant Cell 3:1025-1035(1991) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA].
[2]	Erratum Denecke J., Goldman M.H., Demolder J., Seurinck J., Botterman J. Plant Cell 3:1251-1251(1991)

Cross-references

Sequence databases
EMBL GenBank DDBJ	X60061 mRNA. Translation: CAA42663.1.
PIR	PQ0263.
3D structure databases
ProteinModelPortal	Q03683.
SMR	Q03683. Positions 1-88.
ModBase	Search...
Proteomic databases
PRIDE	Q03683.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Family and domain databases
InterPro	IPR013126. Hsp_70_fam. [Graphical view]
Pfam	PF00012. HSP70. 1 hit. [Graphical view]
PROSITE	PS00014. ER_TARGET. 1 hit. PS00297. HSP70_1. Partial match. PS00329. HSP70_2. Partial match. PS01036. HSP70_3. Partial match. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

BIP3_TOBAC

Accession

Primary (citable) accession number: Q03683

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 1, 1995
Last sequence update:	February 1, 1995
Last modified:	April 3, 2013
This is version 64 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Plant Protein Annotation Program