Annotations: 3AFN

Crystal structure of aldose reductase A1-R complexed with NADP

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d3afnd_	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	automated matches	automated matches	(Sphingomonas sp. A1 ) [TaxId: 90322 ],	SCOPe (2.08)
C	d3afnc_	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	automated matches	automated matches	(Sphingomonas sp. A1 ) [TaxId: 90322 ],	SCOPe (2.08)
B [auth A]	d3afna_	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	automated matches	automated matches	(Sphingomonas sp. A1 ) [TaxId: 90322 ],	SCOPe (2.08)
A [auth B]	d3afnb_	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	automated matches	automated matches	(Sphingomonas sp. A1 ) [TaxId: 90322 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	SDR-like	8067006	3000038	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	SDR-like	8067006	3000038	SCOP2B (2022-06-29)
B [auth A]	SCOP2 Family	Short-chain dehydrogenases/reductases, SDR	8067005	4000029	SCOP2 (2022-06-29)
B [auth A]	SCOP2 Superfamily	SDR-like	8067006	3000038	SCOP2 (2022-06-29)
A [auth B]	SCOP2B Superfamily	SDR-like	8067006	3000038	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	Sdh_cyt	e3afnD1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Sdh_cyt	ECOD (v295.2)
C	Sdh_cyt	e3afnC1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Sdh_cyt	ECOD (v295.2)
B [auth A]	Sdh_cyt	e3afnA1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Sdh_cyt	ECOD (v295.2)
A [auth B]	Sdh_cyt	e3afnB1	A: alpha arrays	X: Alpha-beta plaits	H: Phage tail protein-like	T: Transmembrane protein 14A	F: Sdh_cyt	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
C	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
B [auth A]	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
A [auth B]	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B], B [auth A], C, D	IPR052178	Short-chain dehydrogenase/reductase SAT3-like	Family
A [auth B], B [auth A], C, D	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A [auth B], B [auth A], C, D	IPR057326	Ketoreductase domain	Domain
A [auth B], B [auth A], C, D	IPR002347	Short-chain dehydrogenase/reductase SDR	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.