Annotations: 1XX5

Crystal Structure of Natrin from Naja atra snake venom

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
C	d1xx5c1	Alpha and beta proteins (a+b)	PR-1-like	PR-1-like	PR-1-like	automated matches	(Naja atra ) [TaxId: 8656 ],	SCOPe (2.08)
C	d1xx5c2	Small proteins	Crisp domain-like	Crisp domain-like	automated matches	automated matches	(Naja atra ) [TaxId: 8656 ],	SCOPe (2.08)
B	d1xx5b1	Alpha and beta proteins (a+b)	PR-1-like	PR-1-like	PR-1-like	automated matches	(Naja atra ) [TaxId: 8656 ],	SCOPe (2.08)
B	d1xx5b2	Small proteins	Crisp domain-like	Crisp domain-like	automated matches	automated matches	(Naja atra ) [TaxId: 8656 ],	SCOPe (2.08)
A	d1xx5a1	Alpha and beta proteins (a+b)	PR-1-like	PR-1-like	PR-1-like	automated matches	(Naja atra ) [TaxId: 8656 ],	SCOPe (2.08)
A	d1xx5a2	Small proteins	Crisp domain-like	Crisp domain-like	automated matches	automated matches	(Naja atra ) [TaxId: 8656 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C	C1-set	e1xx5C1	A: alpha arrays	X: HTH	H: Nudix	T: winged helix domain	F: C1-set	ECOD (v295)
B	C1-set	e1xx5B1	A: alpha arrays	X: HTH	H: Nudix	T: winged helix domain	F: C1-set	ECOD (v295)
A	C1-set	e1xx5A1	A: alpha arrays	X: HTH	H: Nudix	T: winged helix domain	F: C1-set	ECOD (v295)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	3.40.33.10	Alpha Beta	3-Layer(aba) Sandwich	Pathogenesis-related Protein p14a	CAP	CATH (4.3.0)
C	1.10.10.740	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Crisp domain	CATH (4.3.0)
B	3.40.33.10	Alpha Beta	3-Layer(aba) Sandwich	Pathogenesis-related Protein p14a	CAP	CATH (4.3.0)
B	1.10.10.740	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Crisp domain	CATH (4.3.0)
A	3.40.33.10	Alpha Beta	3-Layer(aba) Sandwich	Pathogenesis-related Protein p14a	CAP	CATH (4.3.0)
A	1.10.10.740	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Crisp domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Natrin 1	toxin activity potassium channel regulator activity channel regulator activity ion channel regulator activity molecular function regulator activity transporter regulator activity calcium channel regulator activity	response to stimulus defense response response to stress	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR013871	Cysteine-rich secretory protein	Domain
A, B, C	IPR003582	ShKT domain	Domain
A, B, C	IPR014044	CAP domain	Domain
A, B, C	IPR042076	Crisp-like domain	Homologous Superfamily
A, B, C	IPR035940	CAP superfamily	Homologous Superfamily
A, B, C	IPR034117	Cysteine-rich secretory protein, SCP domain	Domain
A, B, C	IPR001283	Cysteine-rich secretory protein-related	Family
A, B, C	IPR018244	Allergen V5/Tpx-1-related, conserved site	Conserved Site

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C	OPM	Monotopic/peripheral	All alpha monotopic/peripheral	Sea anemone toxin-like proteins	Cysteine-rich secretory protein family

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.