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Q6G8J7

- ISDH_STAAS

UniProt

Q6G8J7 - ISDH_STAAS

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Protein
Iron-regulated surface determinant protein H
Gene
isdH, harA, sasI, SAS1657
Organism
Staphylococcus aureus (strain MSSA476)
Status
Reviewed - Annotation score: 3 out of 5 - Experimental evidence at protein leveli

Functioni

Binds human plasma haptoglobin-hemoglobin complexes, haptoglobin and hemoglobin. Binds haptoglobin-hemoglobin complexes with significantly higher affinity than haptoglobin alone Inferred.

Names & Taxonomyi

Protein namesi
Recommended name:
Iron-regulated surface determinant protein H
Alternative name(s):
Haptoglobin receptor A
Staphylococcus aureus surface protein I
Gene namesi
Name:isdH
Synonyms:harA, sasI
Ordered Locus Names:SAS1657
OrganismiStaphylococcus aureus (strain MSSA476)
Taxonomic identifieri282459 [NCBI]
Taxonomic lineageiBacteriaFirmicutesBacilliBacillalesStaphylococcus
ProteomesiUP000002201: Chromosome

Subcellular locationi

Secretedcell wall; Peptidoglycan-anchor Reviewed prediction

GO - Cellular componenti

  1. cell wall Source: UniProtKB-SubCell
  2. extracellular region Source: UniProtKB-KW
  3. membrane Source: InterPro
Complete GO annotation...

Keywords - Cellular componenti

Cell wall, Secreted

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Signal peptidei1 – 4040 Reviewed prediction
Add
BLAST
Chaini41 – 864824Iron-regulated surface determinant protein H
PRO_0000285185Add
BLAST
Propeptidei865 – 89531Removed by sortase Reviewed prediction
PRO_0000285186Add
BLAST

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Modified residuei864 – 8641Pentaglycyl murein peptidoglycan amidated threonine Reviewed prediction

Keywords - PTMi

Peptidoglycan-anchor

Interactioni

Protein-protein interaction databases

STRINGi282459.SAS1657.

Structurei

Secondary structure

Legend: HelixTurnBeta strand
Show more details
Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Turni86 – 883
Helixi90 – 934
Helixi97 – 993
Beta strandi109 – 1124
Beta strandi114 – 1174
Beta strandi121 – 1233
Helixi125 – 1306
Beta strandi133 – 1386
Beta strandi141 – 15111
Turni153 – 1553
Beta strandi156 – 16510
Beta strandi166 – 1683
Beta strandi171 – 1766
Turni178 – 1803
Beta strandi182 – 1898
Beta strandi193 – 20311
Beta strandi205 – 2073
Beta strandi209 – 2124
Beta strandi216 – 2238

3D structure databases

Select the link destinations:
PDBe
RCSB PDB
PDBj
Links Updated
EntryMethodResolution (Å)ChainPositionsPDBsum
2H3KNMR-A86-229[»]
3OVUX-ray2.83B86-229[»]
3S48X-ray3.05A/B86-229[»]
ProteinModelPortaliQ6G8J7.
SMRiQ6G8J7. Positions 86-229, 326-467, 542-657.

Miscellaneous databases

EvolutionaryTraceiQ6G8J7.

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Domaini105 – 232128NEAT 1
Add
BLAST
Domaini345 – 471127NEAT 2
Add
BLAST
Domaini543 – 660118NEAT 3
Add
BLAST

Motif

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Motifi861 – 8655LPXTG sorting signal Reviewed prediction

Compositional bias

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Compositional biasi698 – 77982Asp-rich
Add
BLAST

Domaini

The NEAT 1 domain binds with higher affinity than the NEAT 2 domain haptoglobin-hemoglobin complexes, haptoglobin and hemoglobin By similarity. More than one IsdH NEAT 1 domain interacts with a single hemoglobin.

Sequence similaritiesi

Belongs to the IsdH family.
Contains 3 NEAT domains.

Keywords - Domaini

Repeat, Signal

Phylogenomic databases

eggNOGiNOG12793.
HOGENOMiHOG000280077.
OMAiVQTGQED.
OrthoDBiEOG6RNQ8T.

Family and domain databases

InterProiIPR019930. Haptoglobin-bd_HarA.
IPR019931. LPXTG_anchor.
IPR006635. NEAT_dom.
IPR005877. YSIRK_signal_dom.
[Graphical view]
PfamiPF05031. NEAT. 3 hits.
PF04650. YSIRK_signal. 1 hit.
[Graphical view]
SMARTiSM00725. NEAT. 3 hits.
[Graphical view]
TIGRFAMsiTIGR03658. IsdH_HarA. 1 hit.
TIGR01167. LPXTG_anchor. 1 hit.
TIGR01168. YSIRK_signal. 1 hit.
PROSITEiPS50978. NEAT. 3 hits.
[Graphical view]

Sequencei

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

Q6G8J7-1 [UniParc]FASTAAdd to Basket

« Hide

MNKHHPKLRS FYSIRKSILG VASVIVSTLF LITSQHQAQA AENTNTSDKI    50
SENQNNNATT TQPPKDTNQT QPATQPANTA KTYPAADESL KDAIKDPALE 100
NKEHDIGPRE QVNFQLLDKN NETQYYHFFS IKDPADVYYT KKKAEVELDI 150
NTASTWKKFE VYENNQKLPV RLVSYSPVPE DHAYIRFPVS DGTQELKIVS 200
STQIDDGEET NYDYTKLVFA KPIYNDPSLV KSDTNDAVVT NDQSSSDASN 250
QTNTNTSNQN TSTINNANNQ PQATTNMSQP AQPKSSANAD QASSQPAHET 300
NSNGNTNDKT NESSNQSDVN QQYPPADESL QDAIKNPAII DKEHTADNWR 350
PIDFQMKNDK GERQFYHYAS TVEPATVIFT KTGPIIELGL KTASTWKKFE 400
VYEGDKKLPV ELVSYDSDKD YAYIRFPVSN GTREVKIVSS IEYGENIHED 450
YDYTLMVFAQ PITNNPDDYV DEETYNLQKL LAPYHKAKTL ERQVYELEKL 500
QEKLPEKYKA EYKKKLDQTR VELADQVKSA VTEFENVTPT NDQLTDVQEA 550
HFVVFESEEN SESVMDGFVE HPFYTATLNG QKYVVMKTKD DSYWKDLIVE 600
GKRVTTVSKD PKNNSRTLIF PYIPDKAVYN AIVKVVVANI GYEGQYHVRI 650
INQDINTKDD DTSQNNTSEP LNVQTGQEGK VADTDVAENS STATNPKDAS 700
DKADVIEPDS DVVKDADNNI DKDVQHDVDH LSDMSDNNHF DKYDLKEMDT 750
QIAKDTDRNV DKGADNSVGM SSNVDTDKDS NKNKDKVIQL NHIADKNNHN 800
GKAAKLDVVK QNYNNTDKVT DKKTTEHLPS DIHKTVDKTV KTKEKAGTPS 850
KENKLSQSKM LPKTGETTSS QSWWGLYALL GMLALFIPKF RKESK 895
Length:895
Mass (Da):100,847
Last modified:July 19, 2004 - v1
Checksum:i797BB0D67F9A0559
GO

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
BX571857 Genomic DNA. Translation: CAG43459.1.
RefSeqiYP_043776.1. NC_002953.3.

Genome annotation databases

GeneIDi2863914.
KEGGisas:SAS1657.
PATRICi19552805. VBIStaAur96780_1721.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
BX571857 Genomic DNA. Translation: CAG43459.1 .
RefSeqi YP_043776.1. NC_002953.3.

3D structure databases

Select the link destinations:
PDBe
RCSB PDB
PDBj
Links Updated
Entry Method Resolution (Å) Chain Positions PDBsum
2H3K NMR - A 86-229 [» ]
3OVU X-ray 2.83 B 86-229 [» ]
3S48 X-ray 3.05 A/B 86-229 [» ]
ProteinModelPortali Q6G8J7.
SMRi Q6G8J7. Positions 86-229, 326-467, 542-657.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

STRINGi 282459.SAS1657.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

GeneIDi 2863914.
KEGGi sas:SAS1657.
PATRICi 19552805. VBIStaAur96780_1721.

Phylogenomic databases

eggNOGi NOG12793.
HOGENOMi HOG000280077.
OMAi VQTGQED.
OrthoDBi EOG6RNQ8T.

Miscellaneous databases

EvolutionaryTracei Q6G8J7.

Family and domain databases

InterProi IPR019930. Haptoglobin-bd_HarA.
IPR019931. LPXTG_anchor.
IPR006635. NEAT_dom.
IPR005877. YSIRK_signal_dom.
[Graphical view ]
Pfami PF05031. NEAT. 3 hits.
PF04650. YSIRK_signal. 1 hit.
[Graphical view ]
SMARTi SM00725. NEAT. 3 hits.
[Graphical view ]
TIGRFAMsi TIGR03658. IsdH_HarA. 1 hit.
TIGR01167. LPXTG_anchor. 1 hit.
TIGR01168. YSIRK_signal. 1 hit.
PROSITEi PS50978. NEAT. 3 hits.
[Graphical view ]
ProtoNeti Search...

Publicationsi

« Hide 'large scale' publications
  1. Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
    Strain: MSSA476.
  2. "Solution structure of the NEAT (NEAr Transporter) domain from IsdH/HarA: the human hemoglobin receptor in Staphylococcus aureus."
    Pilpa R.M., Fadeev E.A., Villareal V.A., Wong M.L., Phillips M., Clubb R.T.
    J. Mol. Biol. 360:435-447(2006) [PubMed] [Europe PMC] [Abstract]
    Cited for: STRUCTURE BY NMR OF 86-229, BINDING TO HEMOGLOBIN.

Entry informationi

Entry nameiISDH_STAAS
AccessioniPrimary (citable) accession number: Q6G8J7
Entry historyi
Integrated into UniProtKB/Swiss-Prot: May 1, 2007
Last sequence update: July 19, 2004
Last modified: September 3, 2014
This is version 62 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

3D-structure, Complete proteome

Documents

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

External Data

Dasty 3

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