1P8B

SOLUTION STRUCTURE OF PA1B, A 37-AMINO ACID INSECTICIDAL PROTEIN EXTRACTED FROM PEA SEEDS (PISUM SATIVUM)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1p8ba_	Small proteins	Knottins (small inhibitors, toxins, lectins)	omega toxin-like	Albumin 1	Pab1, subunit b	(Pisum sativum ) [TaxId: 3888 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Albumin 1	8026033	4003826	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	omega toxin-like	8038412	3000255	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Albumin_I	e1p8bA1	A: few secondary structure elements	X: omega toxin-like	H: omega toxin-related	T: omega toxin-related	F: Albumin_I	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF08027	Albumin I chain b (Albumin_I)	Albumin I chain b	The albumin I protein, a hormone-like peptide, stimulates kinase activity upon binding a membrane bound 43 kDa receptor. The structure of this domain (chain b) reveals a knottin like fold, comprise of three beta strands [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Pea Albumin 1, subunit b	nutrient reservoir activity toxin activity	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR012512	Albumin I	Family
A	IPR032000	Albumin I chain a	Domain

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A	OPM	Monotopic/peripheral	All beta monotopic/peripheral	Omega conotoxin-like knottin	Albumin 1

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.