5L3Q


Conserved Protein Domain Family
SRalpha_C

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cd17876: SRalpha_C 
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C-terminal domain of signal recognition particle receptor alpha subunit
The signal-recognition particle (SRP) receptor (SR) alpha-subunit (SRalpha) of the eukaryotic SR interacts with the signal-recognition particle (SRP) and is essential for the co-translational membrane targeting of proteins.
Statistics
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PSSM-Id: 349785
Aligned: 27 rows
Threshold Bit Score: 326.879
Created: 7-Aug-2017
Updated: 2-Oct-2020
Structure
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Program:
Drawing:
Aligned Rows:
 
active siteheterodimer
Conserved site includes 19 residues -Click on image for an interactive view with Cn3D
Feature 1:active site [active site]
Evidence:
  • Comment:catalytic site locates at dimer interface
  • Structure:5L3Q; Homo sapiens SRalpha with bound MgGMPPNP, contacts at 4A

Sequence Alignment
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Format: Row Display: Color Bits: Type Selection:
Feature 1               ########   #                 #  #     #                                  
5L3Q_B       419 YVVTFCGVNGVGKSTNLAKISFWLlengfsVLIAACDtFRAGAVEQLRTHtrrlsalhp---------pekhggrtmVQL 489 human
AAD11975     368 YVICMTGVNGVGKTTSIAKLLYIFknngsrSLVCACDsFRSGAVEQLQEHcnr----------------------lgATL 425 Giardia intesti...
AAA35093     398 YVFSIVGVNGVGKSTNLSKLAFWLlqnnfkVLIVACDtFRSGAVEQLRVHvenlaqlmddshvrgsknkrgktgndyVEL 477 baker's yeast
CCA22298     384 YSIVFVGVNGVGKSTSLSKICYYLkskgvkVMIAACDtFRSGAVEQLNQHakv----------------------ldVPL 441 Albugo laibachi...
XP_001320069 325 YVFSFIGVNGVGKSTTLAKVAYLMkshdfkVLIVGCDtFRSGAVKQLAEHaer----------------------lgIEL 382 Trichomonas vag...
NP_596660    343 YTISLIGVNGVGKSTTLAKIAYWLlsnnfrILVAACDtFRSGAIEQLGVHvknlqs----------------lkgssIEL 406 Schizosaccharom...
NP_586132    217 FSICFVGVNGVGKSTSLAKICYWLlqnklrVYIAACDtFRAGAIEQLKTHverfk-----------------lgghlVGF 279 Encephalitozoon...
XP_652685    283 YTMVFLGVNGVGKSTSLSKMACWLtslnykVMIAACDtFRAGAVDQLAVHaqk----------------------lgITL 340 Entamoeba histo...
XP_001458603 380 YVIVIIGVNGVGKSTTLAKLGYLFksqgfsLMIAACDnFRAGAVEQLKTHgqc----------------------lgIPV 437 Paramecium tetr...
BAE61907     398 YVISIVGVNGVGKSTNLGKICYFLlqnnyrVLIAACDtFRSGAVEQLRVHarnlkels------------arenvgqVEL 465 Aspergillus ory...
Feature 1                                           #                                            
5L3Q_B       490 FEKGYGkdaa--giaMEAIAFARnqgfDVVLVDTAGRMQDnapLMTALAKLitvntpDLVLFVGEALVGNEavDQLVKFN 567 human
AAD11975     426 YSQGYGknas--aiaKYGIKEAEslnyDICLIDTTGRQYNngpLMQALGALvlenapDVVLFVGEALTGNEgvEQLKQFD 503 Giardia intesti...
AAA35093     478 FEAGYGgsdlvtkiaKQAIKYARdqnfDIVLMDTAGRRHNdptLMSPLKSFadqakpDKIIMVGEALVGTDsvQQAKNFN 557 baker's yeast
CCA22298     442 FERGYAknpa--avaQEAIQHATtnsfDCVLIDTAGRMQNnepLMRALAKLvssnnpDLILFVGEALVGNDgiNQLSMFD 519 Albugo laibachi...
XP_001320069 383 FQRGNDrrdp-vpvaKDAIQYAIdkkiDVVLVDTAGRMQNsegLMKQIARLinevkpDLSLFVAEALVGGNgsDQISSFD 461 Trichomonas vag...
NP_596660    407 FAQGYGkdss--fvvKNAVEYAKqnsfDVILIDTAGRRHNdqrLMGSLEKFtkatklDKIFQVAEALVGTDslAQAKHFQ 484 Schizosaccharom...
NP_586132    280 YEKGYGkdda--svaRCAIQEAQhegyDVILIDTAGRMHNkknLMASLTKLmkinrpDHIIYVGEALVGSDslDHIREFN 357 Encephalitozoon...
XP_652685    341 YEKGYDtdps--aiaRNALKRAKedgyDVLLVDTAGRMQGndaLMKAIAKLvhsaqtDLVLFVAEALVGNDavNQLTTFN 418 Entamoeba histo...
XP_001458603 438 YDRGYKddpp--eiaYQAIREATikkiDVVLVDTAGRMQHnepLMRALSRIvtmnnpDLVLFVGEALVGNDgvDQLVNFN 515 Paramecium tetr...
BAE61907     466 YEKGYGkdaa--nvaKDAVEYGAankfDVVLIDTAGRRHNdqrLMSSLEKFgkfakpDKIFMVGEALVGTDsvMQARNFN 543 Aspergillus ory...
Feature 1                             # #                       ####                 
5L3Q_B       568 RAladhsmaqtprlidGIVLTKFDTIDdkVGAAISMTYitskPIVFVGTGQtyCDLRSLnakAVVAAL 635 human
AAD11975     504 CAlksytn---srgidGIILTKFDTCGdkVGAALNLCFvcdlPILYVGTGQsyPDFGVLdpsHIADLI 568 Giardia intestinalis
AAA35093     558 DAfgkg------rnldFFIISKCDTVGemLGTMVNMVYatgiPILFVGVGQtyTDLRTLsvkWAVNTL 619 baker's yeast
CCA22298     520 RAladssdrqdahgidGIVITKFDTIDdkVGAAVSLVYktgqPIMFVGTGQkyTHLKKLnvqTVMRNL 587 Albugo laibachii Nc14
XP_001320069 462 MNlkryagvkdakgidGIVLTKFDTIDdkVGAALTLVYetghPIIYLGVGQtyRDLRRMnpeFVVNTL 529 Trichomonas vaginalis G3
NP_596660    485 ASlyhr-------pldGFIISKVDTVGqlVGVMVGMVYavrvPIIFVGIGQtySDLRTLsvdWVVDQL 545 Schizosaccharomyces pombe 9...
NP_586132    358 KAirdadq---srkidSILLTKVDTVDdrIGQILNMAFsshaPILFLGVGQsnSDLSKIgseDIVSSL 422 Encephalitozoon cuniculi GB-M1
XP_652685    419 RYiidyapnkqskgvnGIILTKFDTIDdkVGAAISLTYctgiPILFVGSGQhyTDLKLLdidELISTL 486 Entamoeba histolytica HM-1:...
XP_001458603 516 KAlivnspkdnvreidAIILSKFDTVDekVGAALSLTSatgkPILFVGVGQkyTHLKKLnvnTVVRAL 583 Paramecium tetraurelia stra...
BAE61907     544 QAfgtg------rnldGFIISKCDTVGdmVGTLVSMVHatgiPIVFLGVGQhyGDLRGLsvpWAVNLL 605 Aspergillus oryzae RIB40

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