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Growth factor
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PDB id
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2gmf
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Contents |
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* Residue conservation analysis
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Gene Ontology (GO) functional annotation
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Cellular component
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extracellular region
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2 terms
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Biological process
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positive regulation of podosome assembly
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16 terms
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Biochemical function
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protein binding
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4 terms
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DOI no:
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Proteins
26:304-313
(1996)
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PubMed id:
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Refined crystal structure and mutagenesis of human granulocyte-macrophage colony-stimulating factor.
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D.A.Rozwarski,
K.Diederichs,
R.Hecht,
T.Boone,
P.A.Karplus.
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ABSTRACT
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The crystal structure of recombinant human granulocyte-macrophage colony
stimulating factor (rhGM-CSF) has been refined against data extending to a
resolution of approximately 2.4 A along a* and approximately 1.9 A along b* and
c*. Anisotropic scale factors of B11 = -20.8 A2, B22 = 7.4 A2, B33 = 13.3 A2
corrected for the more rapid fall of diffraction in the a* direction. The
anisotropy correlates with the weak crystal packing interactions along the a
axis. In addition to apolar side chains in the protein core, there are 10 buried
hydrogen bonding residues. Those residues involved in intramolecular hydrogen
bonding to main chain atoms are better conserved than those hydrogen bonding to
other side chain atoms; 24 solvation sites are observed at equivalent positions
in the two molecules in the asymmetric unit, and the strongest among these are
located in clefts between secondary structural elements. No buried water sites
are seen. Two surface clusters of hydrophobic side chains are located near the
expected receptor binding regions. Mutagenesis of 11 residues on the helix
A/helix C face confirms the importance of Glu-21 and shows that Gly-75 and
Gln-86, located on helix C, each cause a greater than fourfold drop in activity.
Glu-21 and Gly-75, but not Gln-86, are structurally equivalent to residues
involved in the growth hormone binding to its receptor.
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Literature references that cite this PDB file's key reference
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PubMed id
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Reference
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T.C.Terwilliger
(2010).
Rapid model building of alpha-helices in electron-density maps.
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Acta Crystallogr D Biol Crystallogr, 66,
268-275.
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T.C.Terwilliger
(2010).
Rapid model building of beta-sheets in electron-density maps.
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Acta Crystallogr D Biol Crystallogr, 66,
276-284.
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T.C.Terwilliger
(2010).
Rapid chain tracing of polypeptide backbones in electron-density maps.
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Acta Crystallogr D Biol Crystallogr, 66,
285-294.
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R.Dey,
K.Ji,
Z.Liu,
and
L.Chen
(2009).
A cytokine-cytokine interaction in the assembly of higher-order structure and activation of the interleukine-3:receptor complex.
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PLoS ONE, 4,
e5188.
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T.R.Hercus,
D.Thomas,
M.A.Guthridge,
P.G.Ekert,
J.King-Scott,
M.W.Parker,
and
A.F.Lopez
(2009).
The granulocyte-macrophage colony-stimulating factor receptor: linking its structure to cell signaling and its role in disease.
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Blood, 114,
1289-1298.
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G.Hansen,
T.R.Hercus,
B.J.McClure,
F.C.Stomski,
M.Dottore,
J.Powell,
H.Ramshaw,
J.M.Woodcock,
Y.Xu,
M.Guthridge,
W.J.McKinstry,
A.F.Lopez,
and
M.W.Parker
(2008).
The structure of the GM-CSF receptor complex reveals a distinct mode of cytokine receptor activation.
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Cell, 134,
496-507.
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PDB code:
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R.Pai,
J.Sacchettini,
and
T.Ioerger
(2006).
Identifying non-crystallographic symmetry in protein electron-density maps: a feature-based approach.
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Acta Crystallogr D Biol Crystallogr, 62,
1012-1021.
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D.H.Doherty,
M.S.Rosendahl,
D.J.Smith,
J.M.Hughes,
E.A.Chlipala,
and
G.N.Cox
(2005).
Site-specific PEGylation of engineered cysteine analogues of recombinant human granulocyte-macrophage colony-stimulating factor.
|
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Bioconjug Chem, 16,
1291-1298.
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L.Runkel,
C.De Dios,
M.Karpusas,
D.Baker,
Z.Li,
M.Zafari,
M.Betzenhauser,
C.Muldowney,
S.Miller,
P.N.Redlich,
S.E.Grossberg,
A.Whitty,
and
P.S.Hochman
(2001).
Mapping of IFN-beta epitopes important for receptor binding and biologic activation: comparison of results achieved using antibody-based methods and alanine substitution mutagenesis.
|
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J Interferon Cytokine Res, 21,
931-941.
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A.E.Frankel,
E.L.Sievers,
and
D.A.Scheinberg
(2000).
Cell surface receptor-targeted therapy of acute myeloid leukemia: a review.
|
| |
Cancer Biother Radiopharm, 15,
459-476.
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R.J.Simpson,
A.Hammacher,
D.K.Smith,
J.M.Matthews,
and
L.D.Ward
(1997).
Interleukin-6: structure-function relationships.
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Protein Sci, 6,
929-955.
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The most recent references are shown first.
Citation data come partly from CiteXplore and partly
from an automated harvesting procedure. Note that this is likely to be
only a partial list as not all journals are covered by
either method. However, we are continually building up the citation data
so more and more references will be included with time.
Where a reference describes a PDB structure, the PDB
code is
shown on the right.
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