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Protein

Peptidoglycan D,D-transpeptidase MrdA

Gene

mrdA

Organism
Escherichia coli (strain K12)
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

Catalyzes cross-linking of the peptidoglycan cell wall (PubMed:3009484). Responsible for the determination of the rod shape of the cell (PubMed:1103132). Is probably required for lateral peptidoglycan synthesis and maintenance of the correct diameter during lateral and centripetal growth (PubMed:12519203).3 Publications

<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

  • Preferential cleavage: (Ac)(2)-L-Lys-D-Ala-|-D-Ala. Also transpeptidation of peptidyl-alanyl moieties that are N-acyl substituents of D-alanine.UniRule annotation1 Publication EC:3.4.16.4

<p>This subsection of the ‘Function’ section describes regulatory mechanisms for enzymes, transporters or microbial transcription factors, and reports the components which regulate (by activation or inhibition) the reaction.<p><a href='/help/activity_regulation' target='_top'>More...</a></p>Activity regulationi

Inhibited by mecillinam and benzylpenicillin.2 Publications

<p>This subsection of the <a href="http://www.uniprot.org/help/function_section">'Function'</a> section describes the metabolic pathway(s) associated with a protein.<p><a href='/help/pathway' target='_top'>More...</a></p>Pathwayi: peptidoglycan biosynthesis

This protein is involved in the pathway peptidoglycan biosynthesis, which is part of Cell wall biogenesis.UniRule annotation1 Publication
View all proteins of this organism that are known to be involved in the pathway peptidoglycan biosynthesis and in Cell wall biogenesis.

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<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 sitei330Acyl-ester intermediateUniRule annotation1 Publication1

<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

  • drug binding Source: EcoCyc
  • penicillin binding Source: EcoliWiki
  • peptidoglycan L,D-transpeptidase activity Source: EcoliWiki
  • serine-type D-Ala-D-Ala carboxypeptidase activity Source: EcoCyc

GO - Biological processi

<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 functionCarboxypeptidase, Hydrolase, Protease
Biological processCell shape, Cell wall biogenesis/degradation, Peptidoglycan synthesis

Enzyme and pathway databases

BioCyc Collection of Pathway/Genome Databases

More...
BioCyci
EcoCyc:EG10606-MONOMER
MetaCyc:EG10606-MONOMER

UniPathway: a resource for the exploration and annotation of metabolic pathways

More...
UniPathwayi
UPA00219

<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:
Peptidoglycan D,D-transpeptidase MrdAUniRule annotationCurated (EC:3.4.16.4UniRule annotation1 Publication)
Alternative name(s):
Penicillin-binding protein 22 PublicationsUniRule annotation
Short name:
PBP-21 PublicationUniRule annotation
<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:mrdA1 PublicationUniRule annotation
Synonyms:pbpA2 Publications
Ordered Locus Names:b0635, JW0630
<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>OrganismiEscherichia coli (strain K12)
<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 identifieri83333 [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 lineageiBacteriaProteobacteriaGammaproteobacteriaEnterobacteralesEnterobacteriaceaeEscherichia
<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
  • UP000000318 <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
  • UP000000625 Componenti: Chromosome

Organism-specific databases

Escherichia coli strain K12 genome database

More...
EcoGenei
EG10606 mrdA

<p>This section provides information on the location and the topology of the mature protein in the cell.<p><a href='/help/subcellular_location_section' target='_top'>More...</a></p>Subcellular locationi

Topology

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/help/subcellular_location_section">'Subcellular location'</a> section describes the extent of a membrane-spanning region of the protein. It denotes the presence of both alpha-helical transmembrane regions and the membrane spanning regions of beta-barrel transmembrane proteins.<p><a href='/help/transmem' target='_top'>More...</a></p>Transmembranei22 – 42HelicalUniRule annotationAdd BLAST21

GO - Cellular componenti

Keywords - Cellular componenti

Cell inner membrane, Cell membrane, Membrane

<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

<p>This subsection of the ‘Pathology and Biotech’ section describes the in vivo effects caused by ablation of the gene (or one or more transcripts) coding for the protein described in the entry. This includes gene knockout and knockdown, provided experiments have been performed in the context of a whole organism or a specific tissue, and not at the single-cell level.<p><a href='/help/disruption_phenotype' target='_top'>More...</a></p>Disruption phenotypei

Temperature-sensitive mutants grow as normal rods at 30 degrees Celsius but grow and divide as cocci during prolonged culturing at 42 degrees Celsius.1 Publication

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>Mutagenesisi330S → C: No longer binds penicillin. 1 Publication1

Chemistry databases

ChEMBL database of bioactive drug-like small molecules

More...
ChEMBLi
CHEMBL1840

Drug and drug target database

More...
DrugBanki
DB01163 Amdinocillin
DB01327 Cefazolin
DB01413 Cefepime
DB01328 Cefonicid
DB01329 Cefoperazone
DB00438 Ceftazidime
DB01415 Ceftibuten
DB06211 Doripenem
DB00303 Ertapenem
DB01598 Imipenem
DB00948 Mezlocillin

<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 ‘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_00001954441 – 633Peptidoglycan D,D-transpeptidase MrdAAdd BLAST633

Proteomic databases

PaxDb, a database of protein abundance averages across all three domains of life

More...
PaxDbi
P0AD65

PRoteomics IDEntifications database

More...
PRIDEi
P0AD65

<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

Protein-protein interaction databases

The Biological General Repository for Interaction Datasets (BioGrid)

More...
BioGridi
4259912, 573 interactors

Database of interacting proteins

More...
DIPi
DIP-48190N

Protein interaction database and analysis system

More...
IntActi
P0AD65, 2 interactors

STRING: functional protein association networks

More...
STRINGi
316385.ECDH10B_0704

<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

3D structure databases

Protein Model Portal of the PSI-Nature Structural Biology Knowledgebase

More...
ProteinModelPortali
P0AD65

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

More...
SMRi
P0AD65

Database of comparative protein structure models

More...
ModBasei
Search...

MobiDB: a database of protein disorder and mobility annotations

More...
MobiDBi
Search...

<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

Belongs to the transpeptidase family. MrdA subfamily.UniRule annotationCurated

Keywords - Domaini

Transmembrane, Transmembrane helix

Phylogenomic databases

evolutionary genealogy of genes: Non-supervised Orthologous Groups

More...
eggNOGi
ENOG4105CJN Bacteria
COG0768 LUCA

The HOGENOM Database of Homologous Genes from Fully Sequenced Organisms

More...
HOGENOMi
HOG000266120

InParanoid: Eukaryotic Ortholog Groups

More...
InParanoidi
P0AD65

KEGG Orthology (KO)

More...
KOi
K05515

Database for complete collections of gene phylogenies

More...
PhylomeDBi
P0AD65

Family and domain databases

HAMAP database of protein families

More...
HAMAPi
MF_02081 MrdA_transpept, 1 hit

Integrated resource of protein families, domains and functional sites

More...
InterProi
View protein in InterPro
IPR012338 Beta-lactam/transpept-like
IPR005311 PBP_dimer
IPR036138 PBP_dimer_sf
IPR001460 PCN-bd_Tpept
IPR017790 Penicillin-binding_protein_2

Pfam protein domain database

More...
Pfami
View protein in Pfam
PF03717 PBP_dimer, 1 hit
PF00905 Transpeptidase, 1 hit

Superfamily database of structural and functional annotation

More...
SUPFAMi
SSF56519 SSF56519, 1 hit
SSF56601 SSF56601, 1 hit

TIGRFAMs; a protein family database

More...
TIGRFAMsi
TIGR03423 pbp2_mrdA, 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.

P0AD65-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
MKLQNSFRDY TAESALFVRR ALVAFLGILL LTGVLIANLY NLQIVRFTDY
60 70 80 90 100
QTRSNENRIK LVPIAPSRGI IYDRNGIPLA LNRTIYQIEM MPEKVDNVQQ
110 120 130 140 150
TLDALRSVVD LTDDDIAAFR KERARSHRFT SIPVKTNLTE VQVARFAVNQ
160 170 180 190 200
YRFPGVEVKG YKRRYYPYGS ALTHVIGYVS KINDKDVERL NNDGKLANYA
210 220 230 240 250
ATHDIGKLGI ERYYEDVLHG QTGYEEVEVN NRGRVIRQLK EVPPQAGHDI
260 270 280 290 300
YLTLDLKLQQ YIETLLAGSR AAVVVTDPRT GGVLALVSTP SYDPNLFVDG
310 320 330 340 350
ISSKDYSALL NDPNTPLVNR ATQGVYPPAS TVKPYVAVSA LSAGVITRNT
360 370 380 390 400
TLFDPGWWQL PGSEKRYRDW KKWGHGRLNV TRSLEESADT FFYQVAYDMG
410 420 430 440 450
IDRLSEWMGK FGYGHYTGID LAEERSGNMP TREWKQKRFK KPWYQGDTIP
460 470 480 490 500
VGIGQGYWTA TPIQMSKALM ILINDGIVKV PHLLMSTAED GKQVPWVQPH
510 520 530 540 550
EPPVGDIHSG YWELAKDGMY GVANRPNGTA HKYFASAPYK IAAKSGTAQV
560 570 580 590 600
FGLKANETYN AHKIAERLRD HKLMTAFAPY NNPQVAVAMI LENGGAGPAV
610 620 630
GTLMRQILDH IMLGDNNTDL PAENPAVAAA EDH
Length:633
Mass (Da):70,857
Last modified:August 1, 1988 - v1
<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:iFE2305C002743AF6
GO

Sequence databases

Select the link destinations:

EMBL nucleotide sequence database

More...
EMBLi

GenBank nucleotide sequence database

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GenBanki

DNA Data Bank of Japan; a nucleotide sequence database

More...
DDBJi
Links Updated
X04516 Genomic DNA Translation: CAA28201.1
U82598 Genomic DNA Translation: AAB40835.1
U00096 Genomic DNA Translation: AAC73736.1
AP009048 Genomic DNA Translation: BAA35282.1
M22857 Genomic DNA Translation: AAA24570.1

Protein sequence database of the Protein Information Resource

More...
PIRi
C24995 ZPECP2

NCBI Reference Sequences

More...
RefSeqi
NP_415168.1, NC_000913.3
WP_000776191.1, NZ_LN832404.1

Genome annotation databases

Ensembl bacterial and archaeal genome annotation project

More...
EnsemblBacteriai
AAC73736; AAC73736; b0635
BAA35282; BAA35282; BAA35282

Database of genes from NCBI RefSeq genomes

More...
GeneIDi
945240

KEGG: Kyoto Encyclopedia of Genes and Genomes

More...
KEGGi
ecj:JW0630
eco:b0635

Pathosystems Resource Integration Center (PATRIC)

More...
PATRICi
fig|1411691.4.peg.1633

<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
X04516 Genomic DNA Translation: CAA28201.1
U82598 Genomic DNA Translation: AAB40835.1
U00096 Genomic DNA Translation: AAC73736.1
AP009048 Genomic DNA Translation: BAA35282.1
M22857 Genomic DNA Translation: AAA24570.1
PIRiC24995 ZPECP2
RefSeqiNP_415168.1, NC_000913.3
WP_000776191.1, NZ_LN832404.1

3D structure databases

ProteinModelPortaliP0AD65
SMRiP0AD65
ModBaseiSearch...
MobiDBiSearch...

Protein-protein interaction databases

BioGridi4259912, 573 interactors
DIPiDIP-48190N
IntActiP0AD65, 2 interactors
STRINGi316385.ECDH10B_0704

Chemistry databases

ChEMBLiCHEMBL1840
DrugBankiDB01163 Amdinocillin
DB01327 Cefazolin
DB01413 Cefepime
DB01328 Cefonicid
DB01329 Cefoperazone
DB00438 Ceftazidime
DB01415 Ceftibuten
DB06211 Doripenem
DB00303 Ertapenem
DB01598 Imipenem
DB00948 Mezlocillin

Proteomic databases

PaxDbiP0AD65
PRIDEiP0AD65

Protocols and materials databases

Structural Biology KnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaiAAC73736; AAC73736; b0635
BAA35282; BAA35282; BAA35282
GeneIDi945240
KEGGiecj:JW0630
eco:b0635
PATRICifig|1411691.4.peg.1633

Organism-specific databases

EchoBASE - an integrated post-genomic database for E. coli

More...
EchoBASEi
EB0601
EcoGeneiEG10606 mrdA

Phylogenomic databases

eggNOGiENOG4105CJN Bacteria
COG0768 LUCA
HOGENOMiHOG000266120
InParanoidiP0AD65
KOiK05515
PhylomeDBiP0AD65

Enzyme and pathway databases

UniPathwayi
UPA00219

BioCyciEcoCyc:EG10606-MONOMER
MetaCyc:EG10606-MONOMER

Miscellaneous databases

Protein Ontology

More...
PROi
PR:P0AD65

Family and domain databases

HAMAPiMF_02081 MrdA_transpept, 1 hit
InterProiView protein in InterPro
IPR012338 Beta-lactam/transpept-like
IPR005311 PBP_dimer
IPR036138 PBP_dimer_sf
IPR001460 PCN-bd_Tpept
IPR017790 Penicillin-binding_protein_2
PfamiView protein in Pfam
PF03717 PBP_dimer, 1 hit
PF00905 Transpeptidase, 1 hit
SUPFAMiSSF56519 SSF56519, 1 hit
SSF56601 SSF56601, 1 hit
TIGRFAMsiTIGR03423 pbp2_mrdA, 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 nameiMRDA_ECOLI
<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: P0AD65
Secondary accession number(s): P08150
<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: August 1, 1988
Last sequence update: August 1, 1988
Last modified: December 5, 2018
This is version 106 of the entry and version 1 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

Complete proteome, Direct protein sequencing, Reference proteome

Documents

  1. SIMILARITY comments
    Index of protein domains and families
  2. PATHWAY comments
    Index of metabolic and biosynthesis pathways
  3. Escherichia coli
    Escherichia coli (strain K12): entries and cross-references to EcoGene
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