Reviewed, UniProtKB/Swiss-Prot P80276 (ALDR_PIG)

Names and origin

Protein names

Recommended name:
    Aldose reductase
      Short name=AR
    EC=1.1.1.21
Alternative name(s):
    Aldehyde reductase

Gene names

Name:	AKR1B1
Synonyms:	ALR2

Organism

Sus scrofa (Pig)

Taxonomic identifier

9823 [NCBI]

Taxonomic lineage

Eukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Laurasiatheria › Cetartiodactyla › Suina › Suidae › Sus

Protein attributes

Sequence length	316 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is further processed into a mature form.
Protein existence	Evidence at protein level.

General annotation (Comments)

Function	Catalyzes the NADPH-dependent reduction of a wide variety of carbonyl-containing compounds to their corresponding alcohols with a broad range of catalytic efficiencies.
Catalytic activity	Alditol + NAD(P)(+) = aldose + NAD(P)H.
Subunit structure	Monomer.
Subcellular location	Cytoplasm.
Sequence similarities	Belongs to the aldo/keto reductase family.
Mass spectrometry	Molecular weight is 35778±3 Da from positions 2 - 316. Determined by ESI. Ref.2

Ontologies

Keywords
Cellular component	Cytoplasm
Ligand	NADP
Molecular function	Oxidoreductase
PTM	Acetylation Phosphoprotein
Technical term	3D-structure Direct protein sequencing
Gene Ontology (GO)
Biological process	oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	aldehyde reductase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

Feature key

Position(s)

Length

Description

Graphical view

Feature identifier

Molecule processing

Initiator methionine

1

1

Removed

Chain

2 – 316

315

Aldose reductase

PRO_0000124625

Regions

Nucleotide binding

10 – 19

10

NADP Potential

Nucleotide binding

211 – 273

63

NADP

Sites

Active site

49

1

Proton donor

Binding site

111

1

Substrate

Site

78

1

Lowers pKa of active site Tyr By similarity

Amino acid modifications

Modified residue

2

1

N-acetylalanine

Modified residue

23

1

Phosphoserine By similarity

Modified residue

40

1

Phosphotyrosine By similarity

Disulfide bond

299 ↔ 304

Experimental info

Sequence conflict

99

1

D → N in AAA30989 and AAC48515. Ref.1

Secondary structure

1

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316

Helix Strand Turn

Details...

Beta strand

4 – 6

3

Beta strand

12 – 16

5

Helix

25 – 37

13

Beta strand

42 – 44

3

Helix

47 – 49

3

Helix

52 – 64

13

Helix

70 – 72

3

Beta strand

74 – 79

6

Helix

81 – 83

3

Helix

86 – 88

3

Helix

89 – 100

12

Beta strand

105 – 110

6

Helix

138 – 150

13

Beta strand

153 – 155

3

Beta strand

157 – 161

5

Helix

164 – 171

8

Beta strand

181 – 186

6

Helix

194 – 203

10

Beta strand

206 – 210

5

Beta strand

223 – 225

3

Helix

232 – 241

10

Helix

245 – 255

11

Helix

267 – 274

8

Turn

275 – 278

4

Helix

283 – 291

9

Helix

302 – 304

3

Helix

311 – 313

3

Sequences

	Sequence		Length	Mass (Da)
	P80276-1 [UniParc]. Last modified January 23, 2007. Version 2. Checksum: 7218B663AC1B4E92	FASTA	316	35,868
	10 20 30 40 50 60 MASHLVLYTG AKMPILGLGT WKSPPGKVTE AVKVAIDLGY RHIDCAHVYQ NENEVGLGLQ 70 80 90 100 110 120 EKLQGQVVKR EDLFIVSKLW CTDHEKNLVK GACQTTLRDL KLDYLDLYLI HWPTGFKPGK 130 140 150 160 170 180 DPFPLDGDGN VVPDESDFVE TWEAMEELVD EGLVKAIGVS NFNHLQVEKI LNKPGLKYKP 190 200 210 220 230 240 AVNQIEVHPY LTQEKLIEYC KSKGIVVTAY SPLGSPDRPW AKPEDPSLLE DPRIKAIAAK 250 260 270 280 290 300 YNKTTAQVLI RFPMQRNLIV IPKSVTPERI AENFQVFDFE LSPEDMNTLL SYNRNWRVCA 310 LMSCASHKDY PFHEEY

References

[1]	"Location of an essential arginine residue in the primary structure of pig aldose reductase." Kubiseski T.J., Green N.C., Flynn T.G. Adv. Exp. Med. Biol. 328:259-265(1993) [PubMed: 8493902] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA]. Tissue: Brain.
[2]	"Sequence of pig lens aldose reductase and electrospray mass spectrometry of non-covalent and covalent complexes." Jaquinod M., Potier N., Klarskov K., Reymann J.-M., Sorokine O., Kieffer S., Barth P., Andriantomanga V., Biellmann J.-F., van Dorsselaer A. Eur. J. Biochem. 218:893-903(1993) [PubMed: 8281941] [Abstract] Cited for: PROTEIN SEQUENCE OF 2-316, MASS SPECTROMETRY, DISULFIDE BOND. Tissue: Lens.
[3]	"Novel NADPH-binding domain revealed by the crystal structure of aldose reductase." Rondeau J.-M., Tete-Favier F., Podjarny A., Reymann J.-M., Barth P., Biellmann J.-F., Moras D. Nature 355:469-472(1992) [PubMed: 1734286] [Abstract] Cited for: X-RAY CRYSTALLOGRAPHY (2.5 ANGSTROMS).
[4]	"A 'specificity' pocket inferred from the crystal structures of the complexes of aldose reductase with the pharmaceutically important inhibitors tolrestat and sorbinil." Urzhumtsev A., Tete-Favier F., Mitschler A., Barbanton J., Barth P., Urzhumtseva L., Biellmann J.-F., Podjarny A.D., Moras D. Structure 5:601-612(1997) [PubMed: 9195881] [Abstract] Cited for: X-RAY CRYSTALLOGRAPHY (2.3 ANGSTROMS).
+	Additional computationally mapped references.

Cross-references

Sequence databases

EMBLGenBankDDBJ

L14950 mRNA. Translation: AAA30989.1.
U46065 mRNA. Translation: AAC48515.1.

PIR

A59021.

RefSeq

NP_001001539.1.

UniGene

Ssc.3059

3D structure databases

PDBMSD

Entry	Method	Resolution (Å)	Chain	Positions	PDBsum
1AH0	X-ray	2.30	A	1-316	[»]
1AH3	X-ray	2.30	A	3-316	[»]
1AH4	X-ray	2.00	A	3-316	[»]
1DLA	X-ray	3.00	A/B/C/D	3-316	[»]
1EKO	X-ray	2.20	A	3-316	[»]

ModBase

Search...

Genome annotation databases

GeneID

396816.

KEGG

ssc:396816.

Phylogenomic databases

HOVERGEN

P80276.

Family and domain databases

InterPro

IPR001395. Aldo/ket_red.
[Graphical view]

Gene3D

G3DSA:3.20.20.100. Aldo/ket_red. 1 hit.

PANTHER

PTHR11732. Aldo/ket_red. 1 hit.

Pfam

PF00248. Aldo_ket_red. 1 hit.
[Graphical view]

PRINTS

PR00069. ALDKETRDTASE.

ProDom

PD000288. Aldo/ket_red. 1 hit.
[Graphical view] [Entries sharing at least one domain]

PROSITE

PS00798. ALDOKETO_REDUCTASE_1. 1 hit.
PS00062. ALDOKETO_REDUCTASE_2. 1 hit.
PS00063. ALDOKETO_REDUCTASE_3. 1 hit.
[Graphical view]

ProtoNet

Search...

Other Resources

LinkHub

P80276.

Entry information

Entry name

ALDR_PIG

Accession

Primary (citable) accession number: P80276

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 1, 1994
Last sequence update:	January 23, 2007
Last modified:	November 4, 2008
This is version 71 of the entry and version 2 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HPI (Human Proteome Initiative)