Difference between revisions of "Inter-alpha-inhibitor"

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! {{infobox header}}| '''{{PAGENAME}}'''  
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! {infobox header}| '''{{PAGENAME}}'''  
 
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| Substrate peptide name
 
| Substrate peptide name
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| Substrate sequence
 
| Substrate sequence
 
|''Q''AVDTA
 
|''Q''AVDTA
SEANL"Q"AAQDF
+
SEANL''Q''AAQDF
'Q'YYEGS  
+
 
ALA'Q'AR
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''Q''YYEGS  
KPTVA'QQ'R
+
 
VIDFN'Q'NIR
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ALA''Q''AR
T'Q'VADAK
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NHGIA'Q'R
+
KPTVA''QQ''R
QDTSS'Q'LK
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FYN'Q'CSTPLLR
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VIDFN''Q''NIR
ECL'Q'TCR
+
 
 +
T''Q''VADAK
 +
 +
NHGIA''Q''R
 +
 +
QDTSS''Q''LK
 +
 +
FYN''Q''CSTPLLR
 +
 +
ECL''Q''TCR
 
|-
 
|-
 
| Structure
 
| Structure
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|-
 
|-
 
| Notes
 
| Notes
| Inter-α-inhibitor is cross-linked to the fibrin clot in a 1:20 ratio relative to the known factor XIIIa substrate α2-antiplasmin. This interaction may protect fibrin or other Lys-donating proteins from adventitious proteolysis by increasing the local concentration of bikunin.  
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| Inter-α-inhibitor is cross-linked to the fibrin clot in a 1:20 ratio relative to the known  
 +
factor XIIIa substrate α2-antiplasmin. This interaction may protect fibrin or other Lys-donating
 +
 +
proteins from adventitious proteolysis by increasing the local concentration of bikunin.  
 
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| {{infobox header}} |  
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| {infobox header} |  
 
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[[Category:Tissue transglutaminase|*]]
 
[[Category:Tissue transglutaminase|*]]

Latest revision as of 11:46, 10 March 2015

Inter-alpha-inhibitor
Substrate peptide name Inter-alpha-inhibitor
Synonyms Inter-alpha-trypsin inhibitor
Determination type In vitro
Source Homo sapiens
Subcellular localization Extracellular space
Swissprot ID P19827 - HC1

P19823 - HC2

O43291 - bikunin

Reactive glutamines HC1 - Q8, Q319, Q468

HC2 - Q90, Q203, Q204, Q299, Q315, Q420, Q431, Q438

Bikunin - Q74

Reactive lysines -
Substrate sequence QAVDTA

SEANLQAAQDF

QYYEGS

ALAQAR

KPTVAQQR

VIDFNQNIR

TQVADAK

NHGIAQR

QDTSSQLK

FYNQCSTPLLR

ECLQTCR

Structure 1BIK
Surface accessibility
Disorder prediction IUPred
Reference PMID:21939789
Notes Inter-α-inhibitor is cross-linked to the fibrin clot in a 1:20 ratio relative to the known

factor XIIIa substrate α2-antiplasmin. This interaction may protect fibrin or other Lys-donating

proteins from adventitious proteolysis by increasing the local concentration of bikunin.