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REGULATION OF THE EXTRACELLULAR LIGAND BINDING ACTIVITY OF INTEGRINS
Catherine Fernandez , Katherine Clark, Louise Burrows, Neil R. Schofield, Martin J. Humphries
School of Biological Sciences, University of Manchester, Room 2.205 Stopford Building, Oxford Road, Manchester M13 9PT
Received 5/27/98 Accepted 6/8/98
TABLE OF CONTENTS
- 1. Abstract
- 2. Introduction
- 3. Integrin structure
- 3.1. Alpha subunit A-domain
3.2. Putative beta subunit A-domain
3.3. Alpha subunit N-terminal repeats
- 4. Ligand binding sites in integrins
- 4.1. Sites in alpha subunits
4.2. Sites in beta subunits
- 5. Use of divalent cations and monoclonal antibodies to probe conformational changes in integrin-ligand binding
- 5.1. Role of divalent cations
5.2. Conformation-dependent epitopes
- 6. Regulation of ligand binding mediated by inside-out signalling
- 6.1. Motifs within cytoplasmic domains
6.2. Inside-out regulation by cytoplasmic proteins
6.3. Inside-out regulation by membrane-anchored proteins
6.4. Intracellular signalling pathways
- 7. Perspective
- 8. References
- 9. Entire manuscript
Key words: Integrin, Structure, Ligand Binding Sites, Conformational Changes, Divalent Cations, Monoclonal Antibodies, Inside-Out Signalling
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