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Protein

D-lactate dehydrogenase

Gene

ldhA

Organism
Lactobacillus delbrueckii subsp. bulgaricus (strain ATCC 11842 / DSM 20081 / JCM 1002 / NBRC 13953 / NCIMB 11778)
Status
Reviewed-Annotation score:

Annotation score:5 out of 5

<p>The annotation score provides a heuristic measure of the annotation content of a UniProtKB entry or proteome. This score <strong>cannot</strong> be used as a measure of the accuracy of the annotation as we cannot define the ‘correct annotation’ for any given protein.<p><a href='/help/annotation_score' target='_top'>More...</a></p>
-Experimental evidence at protein leveli <p>This indicates the type of evidence that supports the existence of the protein. Note that the ‘protein existence’ evidence does not give information on the accuracy or correctness of the sequence(s) displayed.<p><a href='/help/protein_existence' target='_top'>More...</a></p>

<p>This section provides any useful information about the protein, mostly biological knowledge.<p><a href='/help/function_section' target='_top'>More...</a></p>Functioni

<p>This subsection of the <a href="http://www.uniprot.org/help/function_section">Function</a> section describes the catalytic activity of an enzyme, i.e. a chemical reaction that the enzyme catalyzes.<p><a href='/help/catalytic_activity' target='_top'>More...</a></p>Catalytic activityi

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Function’ section describes the interaction between a single amino acid and another chemical entity. Priority is given to the annotation of physiological ligands.<p><a href='/help/binding' target='_top'>More...</a></p>Binding sitei176NADCombined sources1 Publication1
Binding sitei213NADCombined sources1 Publication1
<p>This subsection of the ‘Function’ section is used for enzymes and indicates the residues directly involved in catalysis.<p><a href='/help/act_site' target='_top'>More...</a></p>Active sitei2361 Publication1
Binding sitei260NADCombined sources1 Publication1
Active sitei2651 Publication1
Active sitei297Proton donor1 Publication1

Regions

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Function’ section describes a region in the protein which binds nucleotide phosphates. It always involves more than one amino acid and includes all residues involved in nucleotide-binding.<p><a href='/help/np_bind' target='_top'>More...</a></p>Nucleotide bindingi156 – 157NADCombined sources1 Publication2
Nucleotide bindingi207 – 208NAD1 Publication2
Nucleotide bindingi234 – 236NAD1 Publication3

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Molecular functioni

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywordsi

Molecular functionOxidoreductase
LigandNAD

Enzyme and pathway databases

BioCyc Collection of Pathway/Genome Databases

More...
BioCyci
LDEL390333:LDB_RS00400-MONOMER

BRENDA Comprehensive Enzyme Information System

More...
BRENDAi
1.1.1.28 2853

SABIO-RK: Biochemical Reaction Kinetics Database

More...
SABIO-RKi
P26297

<p>This section provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.<p><a href='/help/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyi

<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section provides an exhaustive list of all names of the protein, from commonly used to obsolete, to allow unambiguous identification of a protein.<p><a href='/help/protein_names' target='_top'>More...</a></p>Protein namesi
Recommended name:
D-lactate dehydrogenase (EC:1.1.1.28)
Short name:
D-LDH
Alternative name(s):
D-specific 2-hydroxyacid dehydrogenase
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section indicates the name(s) of the gene(s) that code for the protein sequence(s) described in the entry. Four distinct tokens exist: ‘Name’, ‘Synonyms’, ‘Ordered locus names’ and ‘ORF names’.<p><a href='/help/gene_name' target='_top'>More...</a></p>Gene namesi
Name:ldhA
Ordered Locus Names:Ldb0101
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section provides information on the name(s) of the organism that is the source of the protein sequence.<p><a href='/help/organism-name' target='_top'>More...</a></p>OrganismiLactobacillus delbrueckii subsp. bulgaricus (strain ATCC 11842 / DSM 20081 / JCM 1002 / NBRC 13953 / NCIMB 11778)
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section shows the unique identifier assigned by the NCBI to the source organism of the protein. This is known as the ‘taxonomic identifier’ or ‘taxid’.<p><a href='/help/taxonomic_identifier' target='_top'>More...</a></p>Taxonomic identifieri390333 [NCBI]
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section contains the taxonomic hierarchical classification lineage of the source organism. It lists the nodes as they appear top-down in the taxonomic tree, with the more general grouping listed first.<p><a href='/help/taxonomic_lineage' target='_top'>More...</a></p>Taxonomic lineageiBacteriaFirmicutesBacilliLactobacillalesLactobacillaceaeLactobacillus
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section is present for entries that are part of a <a href="http://www.uniprot.org/proteomes">proteome</a>, i.e. of a set of proteins thought to be expressed by organisms whose genomes have been completely sequenced.<p><a href='/help/proteomes_manual' target='_top'>More...</a></p>Proteomesi
  • UP000001259 <p>A UniProt <a href="http://www.uniprot.org/manual/proteomes_manual">proteome</a> can consist of several components. <br></br>The component name refers to the genomic component encoding a set of proteins.<p><a href='/help/proteome_component' target='_top'>More...</a></p> Componenti: Chromosome

<p>This section provides information on the disease(s) and phenotype(s) associated with a protein.<p><a href='/help/pathology_and_biotech_section' target='_top'>More...</a></p>Pathology & Biotechi

Mutagenesis

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/manual/pathology_and_biotech_section">'Pathology and Biotech'</a> section describes the effect of the experimental mutation of one or more amino acid(s) on the biological properties of the protein.<p><a href='/help/mutagen' target='_top'>More...</a></p>Mutagenesisi206H → Q: Increase of activity. 1 Publication1
Mutagenesisi236R → K: Decrease of activity. 1 Publication1
Mutagenesisi260D → N: Decrease of activity. 1 Publication1
Mutagenesisi265E → Q: Decrease of activity. 1 Publication1
Mutagenesisi297H → Q: 90% loss of activity. 1 Publication1

<p>This section describes post-translational modifications (PTMs) and/or processing events.<p><a href='/help/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/help/ptm_processing_section">PTM / Processing</a> section indicates that the initiator methionine is cleaved from the mature protein.<p><a href='/help/init_met' target='_top'>More...</a></p>Initiator methionineiRemoved
<p>This subsection of the ‘PTM / Processing’ section describes the extent of a polypeptide chain in the mature protein following processing.<p><a href='/help/chain' target='_top'>More...</a></p>ChainiPRO_00000759532 – 333D-lactate dehydrogenaseAdd BLAST332

Proteomic databases

PRoteomics IDEntifications database

More...
PRIDEi
P26297

<p>This section provides information on the quaternary structure of a protein and on interaction(s) with other proteins or protein complexes.<p><a href='/help/interaction_section' target='_top'>More...</a></p>Interactioni

<p>This subsection of the <a href="http://www.uniprot.org/help/interaction_section">'Interaction'</a> section provides information about the protein quaternary structure and interaction(s) with other proteins or protein complexes (with the exception of physiological receptor-ligand interactions which are annotated in the <a href="http://www.uniprot.org/help/function_section">'Function'</a> section).<p><a href='/help/subunit_structure' target='_top'>More...</a></p>Subunit structurei

Homodimer.1 Publication

Protein-protein interaction databases

STRING: functional protein association networks

More...
STRINGi
390333.Ldb0101

<p>This section provides information on the tertiary and secondary structure of a protein.<p><a href='/help/structure_section' target='_top'>More...</a></p>Structurei

Secondary structure

1333
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details

3D structure databases

Protein Model Portal of the PSI-Nature Structural Biology Knowledgebase

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ProteinModelPortali
P26297

SWISS-MODEL Repository - a database of annotated 3D protein structure models

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SMRi
P26297

Database of comparative protein structure models

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ModBasei
Search...

MobiDB: a database of protein disorder and mobility annotations

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MobiDBi
Search...

Miscellaneous databases

Relative evolutionary importance of amino acids within a protein sequence

More...
EvolutionaryTracei
P26297

<p>This section provides information on sequence similarities with other proteins and the domain(s) present in a protein.<p><a href='/help/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsi

<p>This subsection of the ‘Family and domains’ section provides information about the sequence similarity with other proteins.<p><a href='/help/sequence_similarities' target='_top'>More...</a></p>Sequence similaritiesi

Phylogenomic databases

evolutionary genealogy of genes: Non-supervised Orthologous Groups

More...
eggNOGi
ENOG4105C5I Bacteria
COG1052 LUCA

The HOGENOM Database of Homologous Genes from Fully Sequenced Organisms

More...
HOGENOMi
HOG000136695

KEGG Orthology (KO)

More...
KOi
K03778

Identification of Orthologs from Complete Genome Data

More...
OMAi
THKAYNR

Family and domain databases

Integrated resource of protein families, domains and functional sites

More...
InterProi
View protein in InterPro
IPR006139 D-isomer_2_OHA_DH_cat_dom
IPR029753 D-isomer_DH_CS
IPR029752 D-isomer_DH_CS1
IPR006140 D-isomer_DH_NAD-bd
IPR036291 NAD(P)-bd_dom_sf

Pfam protein domain database

More...
Pfami
View protein in Pfam
PF00389 2-Hacid_dh, 1 hit
PF02826 2-Hacid_dh_C, 1 hit

Superfamily database of structural and functional annotation

More...
SUPFAMi
SSF51735 SSF51735, 1 hit

PROSITE; a protein domain and family database

More...
PROSITEi
View protein in PROSITE
PS00065 D_2_HYDROXYACID_DH_1, 1 hit
PS00670 D_2_HYDROXYACID_DH_2, 1 hit
PS00671 D_2_HYDROXYACID_DH_3, 1 hit

<p>This section displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including <a href="http://www.uniprot.org/help/sequence_length">length</a> and <a href="http://www.uniprot.org/help/sequences">molecular weight</a>.<p><a href='/help/sequences_section' target='_top'>More...</a></p>Sequencei

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences_section">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is complete or not.<p><a href='/help/sequence_status' target='_top'>More...</a></p>Sequence statusi: Complete.

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences_section">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is in its mature form or if it represents the precursor.<p><a href='/help/sequence_processing' target='_top'>More...</a></p>Sequence processingi: The displayed sequence is further processed into a mature form.

P26297-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
MTKIFAYAIR EDEKPFLKEW EDAHKDVEVE YTDKLLTPET VALAKGADGV
60 70 80 90 100
VVYQQLDYTA ETLQALADNG ITKMSLRNVG VDNIDMAKAK ELGFQITNVP
110 120 130 140 150
VYSPNAIAEH AAIQAARILR QDKAMDEKVA RHDLRWAPTI GREVRDQVVG
160 170 180 190 200
VIGTGHIGQV FMQIMEGFGA KVIAYDIFRN PELEKKGYYV DSLDDLYKQA
210 220 230 240 250
DVISLHVPDV PANVHMINDE SIAKMKQDVV IVNVSRGPLV DTDAVIRGLD
260 270 280 290 300
SGKIFGYAMD VYEGEVGIFN EDWEGKEFPD ARLADLIARP NVLVTPHTAF
310 320 330
YTTHAVRNMV VKAFDNNLEL VEGKEAETPV KVG
Length:333
Mass (Da):37,049
Last modified:January 23, 2007 - v3
<p>The checksum is a form of redundancy check that is calculated from the sequence. It is useful for tracking sequence updates.</p> <p>It should be noted that while, in theory, two different sequences could have the same checksum value, the likelihood that this would happen is extremely low.</p> <p>However UniProtKB may contain entries with identical sequences in case of multiple genes (paralogs).</p> <p>The checksum is computed as the sequence 64-bit Cyclic Redundancy Check value (CRC64) using the generator polynomial: x<sup>64</sup> + x<sup>4</sup> + x<sup>3</sup> + x + 1. The algorithm is described in the ISO 3309 standard. </p> <p class="publication">Press W.H., Flannery B.P., Teukolsky S.A. and Vetterling W.T.<br /> <strong>Cyclic redundancy and other checksums</strong><br /> <a href="http://www.nrbook.com/b/bookcpdf.php">Numerical recipes in C 2nd ed., pp896-902, Cambridge University Press (1993)</a>)</p> Checksum:i16E8B68D54B9D9D4
GO

Experimental Info

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Sequence’ section reports difference(s) between the canonical sequence (displayed by default in the entry) and the different sequence submissions merged in the entry. These various submissions may originate from different sequencing projects, different types of experiments, or different biological samples. Sequence conflicts are usually of unknown origin.<p><a href='/help/conflict' target='_top'>More...</a></p>Sequence conflicti41V → A in AAA25246 (PubMed:1569100).Curated1
Sequence conflicti117R → A in CAA42781 (PubMed:1915894).Curated1
Sequence conflicti122D → A in AAA25246 (PubMed:1569100).Curated1
Sequence conflicti152I → V in AAA25246 (PubMed:1569100).Curated1
Sequence conflicti174A → T in CAA42781 (PubMed:1915894).Curated1
Sequence conflicti220E → K in AAA25246 (PubMed:1569100).Curated1
Sequence conflicti254I → V in AAA25246 (PubMed:1569100).Curated1
Sequence conflicti268I → V in AAA25246 (PubMed:1569100).Curated1
Sequence conflicti273W → R in AAA25246 (PubMed:1569100).Curated1

Sequence databases

Select the link destinations:

EMBL nucleotide sequence database

More...
EMBLi

GenBank nucleotide sequence database

More...
GenBanki

DNA Data Bank of Japan; a nucleotide sequence database

More...
DDBJi
Links Updated
X60220 Genomic DNA Translation: CAA42781.1
M85224 Genomic DNA Translation: AAA25246.1
CR954253 Genomic DNA Translation: CAI96942.1

Protein sequence database of the Protein Information Resource

More...
PIRi
A38094

NCBI Reference Sequences

More...
RefSeqi
WP_011543503.1, NZ_JQAV01000045.1

Genome annotation databases

Ensembl bacterial and archaeal genome annotation project

More...
EnsemblBacteriai
CAI96942; CAI96942; Ldb0101

Database of genes from NCBI RefSeq genomes

More...
GeneIDi
4085369

KEGG: Kyoto Encyclopedia of Genes and Genomes

More...
KEGGi
ldb:Ldb0101

Pathosystems Resource Integration Center (PATRIC)

More...
PATRICi
fig|390333.13.peg.1571

<p>This section provides links to proteins that are similar to the protein sequence(s) described in this entry at different levels of sequence identity thresholds (100%, 90% and 50%) based on their membership in UniProt Reference Clusters (<a href="http://www.uniprot.org/help/uniref">UniRef</a>).<p><a href='/help/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsi

<p>This section is used to point to information related to entries and found in data collections other than UniProtKB.<p><a href='/help/cross_references_section' target='_top'>More...</a></p>Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
X60220 Genomic DNA Translation: CAA42781.1
M85224 Genomic DNA Translation: AAA25246.1
CR954253 Genomic DNA Translation: CAI96942.1
PIRiA38094
RefSeqiWP_011543503.1, NZ_JQAV01000045.1

3D structure databases

Select the link destinations:

Protein Data Bank Europe

More...
PDBei

Protein Data Bank RCSB

More...
RCSB PDBi

Protein Data Bank Japan

More...
PDBji
Links Updated
PDB entryMethodResolution (Å)ChainPositionsPDBsum
1DLDmodel-A1-333[»]
1J49X-ray2.20A/B1-333[»]
1J4AX-ray1.90A/B/C/D1-333[»]
ProteinModelPortaliP26297
SMRiP26297
ModBaseiSearch...
MobiDBiSearch...

Protein-protein interaction databases

STRINGi390333.Ldb0101

Proteomic databases

PRIDEiP26297

Protocols and materials databases

Structural Biology KnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaiCAI96942; CAI96942; Ldb0101
GeneIDi4085369
KEGGildb:Ldb0101
PATRICifig|390333.13.peg.1571

Phylogenomic databases

eggNOGiENOG4105C5I Bacteria
COG1052 LUCA
HOGENOMiHOG000136695
KOiK03778
OMAiTHKAYNR

Enzyme and pathway databases

BioCyciLDEL390333:LDB_RS00400-MONOMER
BRENDAi1.1.1.28 2853
SABIO-RKiP26297

Miscellaneous databases

EvolutionaryTraceiP26297

Family and domain databases

InterProiView protein in InterPro
IPR006139 D-isomer_2_OHA_DH_cat_dom
IPR029753 D-isomer_DH_CS
IPR029752 D-isomer_DH_CS1
IPR006140 D-isomer_DH_NAD-bd
IPR036291 NAD(P)-bd_dom_sf
PfamiView protein in Pfam
PF00389 2-Hacid_dh, 1 hit
PF02826 2-Hacid_dh_C, 1 hit
SUPFAMiSSF51735 SSF51735, 1 hit
PROSITEiView protein in PROSITE
PS00065 D_2_HYDROXYACID_DH_1, 1 hit
PS00670 D_2_HYDROXYACID_DH_2, 1 hit
PS00671 D_2_HYDROXYACID_DH_3, 1 hit

ProtoNet; Automatic hierarchical classification of proteins

More...
ProtoNeti
Search...

<p>This section provides general information on the entry.<p><a href='/help/entry_information_section' target='_top'>More...</a></p>Entry informationi

<p>This subsection of the ‘Entry information’ section provides a mnemonic identifier for a UniProtKB entry, but it is not a stable identifier. Each reviewed entry is assigned a unique entry name upon integration into UniProtKB/Swiss-Prot.<p><a href='/help/entry_name' target='_top'>More...</a></p>Entry nameiLDHD_LACDA
<p>This subsection of the ‘Entry information’ section provides one or more accession number(s). These are stable identifiers and should be used to cite UniProtKB entries. Upon integration into UniProtKB, each entry is assigned a unique accession number, which is called ‘Primary (citable) accession number’.<p><a href='/help/accession_numbers' target='_top'>More...</a></p>AccessioniPrimary (citable) accession number: P26297
Secondary accession number(s): Q1G7V7
<p>This subsection of the ‘Entry information’ section shows the date of integration of the entry into UniProtKB, the date of the last sequence update and the date of the last annotation modification (‘Last modified’). The version number for both the entry and the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> are also displayed.<p><a href='/help/entry_history' target='_top'>More...</a></p>Entry historyiIntegrated into UniProtKB/Swiss-Prot: May 1, 1992
Last sequence update: January 23, 2007
Last modified: December 5, 2018
This is version 134 of the entry and version 3 of the sequence. See complete history.
<p>This subsection of the ‘Entry information’ section indicates whether the entry has been manually annotated and reviewed by UniProtKB curators or not, in other words, if the entry belongs to the Swiss-Prot section of UniProtKB (<strong>reviewed</strong>) or to the computer-annotated TrEMBL section (<strong>unreviewed</strong>).<p><a href='/help/entry_status' target='_top'>More...</a></p>Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

<p>This section contains any relevant information that doesn’t fit in any other defined sections<p><a href='/help/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousi

Keywords - Technical termi

3D-structure, Complete proteome, Direct protein sequencing, Reference proteome

Documents

  1. PDB cross-references
    Index of Protein Data Bank (PDB) cross-references
  2. SIMILARITY comments
    Index of protein domains and families
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