CRMP1 Human

Collapsin Response Mediator Protein-1 Human Recombinant
Cat. No.
BT2502
Source
Escherichia Coli.
Synonyms
Dihydropyrimidinase-related protein 1, DRP-1, Collapsin response mediator protein 1, CRMP-1, CRMP1, DPYSL1, DRP1.
Appearance
Sterile Filtered clear solution.
Purity
Greater than 95.0% as determined by SDS-PAGE.
Usage
Prospec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Shipped with Ice Packs
In Stock

Description

CRMP1 Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 597 amino acids (1-572 a.a) and having a molecular mass of 64.8kDa (Will appear as multiple bands on SDS-PAGE).
CRMP1 is fused to a 25 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Product Specs

Introduction
Collapsin response mediator proteins (CRMPs) are cytosolic phosphoproteins that play a role in neuronal differentiation and axonal guidance. CRMP2 has been shown to mediate the repulsive effect of Sema3A on axons and participate in axonal specification. The crystal structure of murine CRMP1, determined at 2.1 Å resolution, reveals that CRMP1 is a bilobed, lung-shaped protein that forms a tetrameric assembly.
Description
Recombinant human CRMP1, expressed in E. coli, is a single, non-glycosylated polypeptide chain consisting of 597 amino acids (residues 1-572) with a molecular weight of 64.8 kDa. The protein may appear as multiple bands on SDS-PAGE. It is fused to a 25 amino acid His-tag at the N-terminus and purified using proprietary chromatographic techniques.
Physical Appearance
Clear, sterile-filtered solution.
Formulation
The CRMP1 protein solution (1 mg/ml) is supplied in phosphate-buffered saline (pH 7.4) containing 10% glycerol, 1 mM DTT, and 0.2 mM PMSF.
Stability
For short-term storage (2-4 weeks), store at 4°C. For long-term storage, freeze at -20°C. The addition of a carrier protein (0.1% HSA or BSA) is recommended for extended storage. Avoid repeated freeze-thaw cycles.
Purity
Purity is determined to be greater than 95.0% by SDS-PAGE analysis.
Synonyms
Dihydropyrimidinase-related protein 1, DRP-1, Collapsin response mediator protein 1, CRMP-1, CRMP1, DPYSL1, DRP1.
Source
Escherichia Coli.
Amino Acid Sequence
MGSSHHHHHH SSGLVPRGSH MGSEFMSYQG KKSIPHITSD RLLIKGGRII NDDQSLYADV YLEDGLIKQI GENLIVPGGV KTIEANGRMV IPGGIDVNTY LQKPSQGMTA ADDFFQGTRA ALVGGTTMII DHVVPEPGSS LLTSFEKWHE AADTKSCCDY SLHVDITSWY DGVREELEVL VQDKGVNSFQ VYMAYKDVYQ MSDSQLYEAF TFLKGLGAVI LVHAENGDLI AQEQKRILEM GITGPEGHAL SRPEELEAEA VFRAITIAGR INCPVYITKV MSKSAADIIA LARKKGPLVF GEPIAASLGT DGTHYWSKNW AKAAAFVTSP PLSPDPTTPD YLTSLLACGD LQVTGSGHCP YSTAQKAVGK DNFTLIPEGV NGIEERMTVV WDKAVATGKM DENQFVAVTS TNAAKIFNLY PRKGRIAVGS DADVVIWDPD KLKTITAKSH KSAVEYNIFE GMECHGSPLV VISQGKIVFE DGNINVNKGM GRFIPRKAFP EHLYQRVKIR NKVFGLQGVS RGMYDGPVYE VPATPKYATP APSAKSSPSK HQPPPIRNLH QSNFSLSGAQ IDDNNPRRTG HRIVAPPGGR SNITSLG.

Product Science Overview

Introduction

Collapsin Response Mediator Protein-1 (CRMP-1) is a member of the CRMP family, which consists of five homologous cytosolic phosphoproteins. These proteins are predominantly expressed in the nervous system and play crucial roles in neuronal development and regeneration .

Discovery and Function

CRMP-1 was first identified as an intracellular protein mediating the action of semaphorin-3A (Sema3A), a repulsive axon guidance molecule . It is part of the semaphorin signal transduction pathway, which is implicated in semaphorin-induced growth cone collapse during neural development . The CRMP family proteins are known to be microtubule-associated proteins that regulate various processes such as axon guidance, synapse maturation, and cell migration .

Biological Significance

CRMP-1 and its family members are involved in the entire process of developing the nervous system. They interact with various proteins, including receptors, ion channels, cytoskeletal proteins, and motor proteins . The C-terminal region of CRMPs undergoes posttranslational modifications such as phosphorylation, which regulates these interactions . The phosphorylation/dephosphorylation process is pivotal in neuronal development, regeneration, and neurodegenerative disorders .

Role in Diseases

CRMP-1 has been implicated in several neurological disorders. For instance, it has been identified as a potential blood-based diagnostic marker for schizophrenia . Studies have shown that CRMP-1 expression is increased in lymphoblastoid cell lines derived from schizophrenia patients, suggesting its role in the disease’s pathology . Additionally, CRMP-1 acts as a tumor suppressor in pancreatic cancer, although the molecular mechanisms are not fully understood .

Therapeutic Potential

Given its significant role in neuronal development and disease, CRMP-1 is considered a promising target for therapeutic intervention. The phenotypic analysis of gene-knockout models and studies of pharmacological responses to CRMP-related drugs suggest that targeting the phosphorylation/dephosphorylation process could be beneficial in treating neurodegenerative disorders .

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