Search Results - "Halbrooks, Peter J."
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The Crystal Structure of Iron-free Human Serum Transferrin Provides Insight into Inter-lobe Communication and Receptor Binding
Published in The Journal of biological chemistry (25-08-2006)“…Serum transferrin reversibly binds iron in each of two lobes and delivers it to cells by a receptor-mediated, pH-dependent process. The binding and release of…”
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The Oxalate Effect on Release of Iron from Human Serum Transferrin Explained
Published in Journal of molecular biology (21-05-2004)“…A unique feature of the mechanism of iron binding to the transferrin (TF) family is the synergistic relationship between metal binding and anion binding…”
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Investigation of the Mechanism of Iron Release from the C-Lobe of Human Serum Transferrin: Mutational Analysis of the Role of a pH Sensitive Triad
Published in Biochemistry (Easton) (08-04-2003)“…The transferrins (TFs) are a family of proteins that are widely distributed in vertebrates, where they serve a major role in iron binding and transport. Most…”
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Expression, purification, and characterization of authentic monoferric and apo-human serum transferrins
Published in Protein expression and purification (01-08-2004)“…Transferrin is a bilobal protein with the ability to bind iron in two binding sites situated at the bottom of a cleft in each lobe. We have previously…”
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Evolution of the transferrin family: Conservation of residues associated with iron and anion binding
Published in Comparative Biochemistry and Physiology Part B: Biochemistry and Molecular Biology (01-10-2005)“…The transferrin family spans both vertebrates and invertebrates. It includes serum transferrin, ovotransferrin, lactoferrin, melanotransferrin, inhibitor of…”
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Role of RGM coreceptors in bone morphogenetic protein signaling
Published in Journal of molecular signaling (05-07-2007)“…The repulsive guidance molecule (RGM) proteins, originally discovered for their roles in neuronal development, have been recently identified as co-receptors in…”
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The Molecular Mechanism for Receptor-Stimulated Iron Release from the Plasma Iron Transport Protein Transferrin
Published in Structure (London) (01-11-2005)“…Human transferrin receptor 1 (TfR) binds iron-loaded transferrin (Fe-Tf) and transports it to acidic endosomes where iron is released in a TfR-facilitated…”
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Mutational Analysis of C-Lobe Ligands of Human Serum Transferrin: Insights into the Mechanism of Iron Release
Published in Biochemistry (Easton) (07-06-2005)“…Each homologous lobe of human serum transferrin (hTF) has one Fe3+ ion bound by an aspartic acid, a histidine, two tyrosine residues, and two oxygens from the…”
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Structural and Functional Consequences of the Substitution of Glycine 65 with Arginine in the N-Lobe of Human Transferrin
Published in Biochemistry (Easton) (10-03-2009)“…The G65R mutation in the N-lobe of human transferrin was created to mimic a naturally occurring variant (G394R) found in the homologous C-lobe. Because Gly65…”
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The position of arginine 124 controls the rate of iron release from the N-lobe of human serum transferrin. A structural study
Published in The Journal of biological chemistry (21-02-2003)“…Human serum transferrin (hTF) is a bilobal iron-binding and transport protein that carries iron in the blood stream for delivery to cells by a pH-dependent…”
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Composition of pH-Sensitive Triad in C-Lobe of Human Serum Transferrin. Comparison to Sequences of Ovotransferrin and Lactoferrin Provides Insight into Functional Differences in Iron Release
Published in Biochemistry (Easton) (29-11-2005)“…The transferrins (TF) are a family of bilobal glycoproteins that tightly bind ferric iron. Each of the homologous N- and C-lobes contains a single iron-binding…”
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Structural and functional consequences of the substitution of glycine 65 by arginine in the N-lobe of human transferrin
Published in Biochemistry (Easton) (10-03-2009)“…The G65R mutation in the N-lobe of human transferrin was created to mimic a naturally occurring variant (G394R) found in the homologous C-lobe. Because Gly65…”
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Differential Effect of a His Tag at the N- and C-Termini: Functional Studies with Recombinant Human Serum Transferrin
Published in Biochemistry (Easton) (30-07-2002)“…Attachment of a cleavable hexa His tag is a common strategy for the production of recombinant proteins. Production of two recombinant nonglycosylated human…”
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The Position of Arginine 124 Controls the Rate of Iron Release from the N-lobe of Human Serum Transferrin
Published in The Journal of biological chemistry (01-02-2003)“…Human serum transferrin (hTF) is a bilobal iron-binding and transport protein that carries iron in the blood stream for delivery to cells by a pH-dependent…”
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