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| <StructureSection load='2qqm' size='400' side='right' scene='46/466529/Cv/1' caption='Human glycosylated neuropilin-1 domains A2,B1,B2 complex with ethylene glycol and Ca+2 ion (green) [[2qqm]]'> | | <StructureSection load='' size='400' side='right' scene='46/466529/Cv/1' caption='Human glycosylated neuropilin-1 domains A2,B1,B2 complex with ethylene glycol and Ca+2 ion (green) [[2qqm]]'> |
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| == Function == | | == Function == |
Revision as of 09:30, 23 August 2017
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Function
Neuropilin (NRP) are neuronal receptors. NRP are co-receptors for semaphorins[1]. There are 2 classes of NRP – NRP-1 and NRP-2.
- NRP-1 has high affinity for semaphorin-3A.
- NRP-2 has high affinity for semaphorin-3F.
Relevance
NRP are highly expressed in human neoplasms[2].
Structural highlights
NPR structure contains the extracellular domains A1, A2 which bind semaphorin; B1, B2 which bind VEGF and C which is the dimerization region.
- ↑ Romeo PH, Lemarchandel V, Tordjman R. Neuropilin-1 in the immune system. Adv Exp Med Biol. 2002;515:49-54. PMID:12613542
- ↑ Pellet-Many C, Frankel P, Jia H, Zachary I. Neuropilins: structure, function and role in disease. Biochem J. 2008 Apr 15;411(2):211-26. doi: 10.1042/BJ20071639. PMID:18363553 doi:https://dx.doi.org/10.1042/BJ20071639
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3D Structures of Neuropilin
Updated on 23-August-2017
{"openlevels":0}
- NRP-1
- 1kex, 2qqi – hNRP-1 B1 domain – human
- 4rn5 – hNRP-1 B1 domain
- 5l73 – hNRP-1 MAM domain
- 2qqm - hNRP-1 A2+B1+B2 domains
- 4deq - hNRP-1 B1 domain + VEGF-A heparin-binding domain
- 2qqn - hNRP-1 B1 domain + VEGF-blocking antibody
- 5c7g – hNRP-1 B1 domain + bicine
- 5ijr, 5iyy, 5j1x, 5jgi, 5jgq, 5jhk – hNRP-1 B1 domain + arginine derivative
- 3i97 - hNRP-1 B1 domains + inhibitor
- 2orx – rNRP-1 B domains – rat
- 2orz – rNRP-1 B domains + tuftsin peptide
- 4gz9 - mNRP-1 A1+A2+B1+B2 domain – mouse
- 4gza - mNRP-1 A1+A2+B1+B2 domains + plexin A2 + semaphorin 3A
- NRP-2
- 4qdq, 4qds, 2qqj - hNRP-2 B1+B2 domains
- 5dq0 – hNRP-2 B1 domain
- 4qdr - hNRP-2 B1+B2 domain (mutant)
- 2qqo - hNRP-2 A2+B1+B2 domains
- 2qqk, 2qql - hNRP-2 A+B domains + semaphorin-blocking antibody
- 5dn2 – hNRP-2 B1 domain + VEGF-A C terminal
References
proteopedia link