Conserved Protein Domain Family
Neur_chan_LBD

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pfam02931: Neur_chan_LBD (This model is not part of the current CDD release)
Neurotransmitter-gated ion-channel ligand binding domain
This family is the extracellular ligand binding domain of these ion channels. This domain forms a pentameric arrangement in the known structure.
Statistics
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PSSM-Id: 515291
Aligned: 80 rows
Threshold Bit Score: 147.024
Created: 13-Feb-2025
Updated: 28-Apr-2025
Structure
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Aligned Rows:
PubMed ReferencesClick to see Conserved Features Help

Sequence Alignment
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Format: Row Display: Color Bits: Type Selection:
Q22224  21 EYRLLQYLKEn---YDSFERPVeNSSApLDVKVRFLLNQIMDVDEKNQVMSILAYMDYHWNDYKLTWDpklFGGIRDVRF 97  Caenorhabditis elegans
P20237  48 FTRILDSLLDg---YDNRLRPG-FGGPvTEVKTDIYVTSFGPVSDVEMEYTMDVFFRQTWIDKRLKYD----GPIEILRL 119 domestic cattle
P08219  42 FTRILDRLLDg---YDNRLRPG-LGERvTEVKTDIFVTSFGPVSDHDMEYTIDVFFRQSWKDERLKFK----GPMTVLRL 113 domestic cattle
P23574  64 ITQILNSLLQg---YDNKLRPD-IGVRpTVIETDVYVNSIGPVDPINMEYTIDIIFAQTWFDSRLKFN----STMKVLML 135 Norway rat
Q99928  47 VTLILNKLLRe---YDKKLRPD-IGIKpTVIDVDIYVNSIGPVSSINMEYQIDIFFAQTWTDSRLRFN----STMKILTL 118 human
P34904  49 ATQILNSLLKn---YDNKLRPD-IGIKpTFIDVDIYVNSIGPVSVIQMEYTIDIFFAQTWYDRRLRFN----STLKALTL 120 chicken
P78334  71 ASRILNTILSn---YDHKLRPG-IGEKpTVVTVEISVNSLGPLSILDMEYTIDIIFSQTWYDERLCYN----DTFESLVL 142 human
P21548  65 VTLILNGLLEg---YDNKLRPD-IGVKpTVIHTDMYVNSIGPVNAINMEYTIDIFFAQTWYDRRLKFN----STIKVLRL 136 chicken
O93430  34 PSEFLDKLMGkvsgYDARIRPN-FKGPpVNVTCNIFINSFGSIAETTMDYRVNIFLRQQWNDPRLAYs--eYP-DDSLDL 109 zebrafish
P48167  56 TSNILNRLLv---sYDPRIRPN-FKGIpVDVVVNIFINSFGSIQETTMDYRVNIFLRQKWNDPRLKLPs-dFRGSDALTV 130 human
Q22224  98 SGDddasfKLWRPDVLLFN-SVSESFDST-YSSRFIVSSNGDVQQNPPGIFRFVCQIDVTYYPFDKQTCFLKLGSWTYNG 175 Caenorhabditis elegans
P20237 120 NNMmv--tKVWTPDTFFRNgKKSVSHNMTaPNKLFRIMRNGTILYTMRLTISAECPMRLVDFPMDGHACPLKFGSYAYPK 197 domestic cattle
P08219 114 NNLma--sKIWTPDTFFHNgKKSVAHNMTmPNKLLRITEDGTLLYTMRLTVRAECPMHLEDFPMDAHACPLKFGSYAYTR 191 domestic cattle
P23574 136 NSNmv--gKIWIPDTFFRNsRKSDAHWITtPNRLLRIWSDGRVLYTLRLTINAECYLQLHNFPMDEHSCPLEFSSYGYPK 213 Norway rat
Q99928 119 NSNmv--gLIWIPDTIFRNsKTAEAHWITtPNQLLRIWNDGKILYTLRLTINAECQLQLHNFPMDEHSCPLIFSSYGYPK 196 human
P34904 121 NTNmv--sRIWIPDTFFRNsKRADSHWITtPNQLLRIWNDGKVLYTLRLTIEAECLLQLQNFPMDTHSCPLVFSSYGYPR 198 chicken
P78334 143 NGNvv--sQLWIPDTFFRNsKRTHEHEITmPNQMVRIYKDGKVLYTIRMTIDAGCSLHMLRFPMDSHSCPLSFSSFSYPE 220 human
P21548 137 NSNmv--gKIWIPDTFFRNsKKADAHWITtPNRMLRIWNDGRVLYTLRLTIDAECQLQLHNFPMDAHSCPLEFSSYGYPR 214 chicken
O93430 110 DPSml--dSIWKPDLFFANeKGANFHEVTtDNKLLRISKNGNVLYSIRITLVLACPMDLKNFPMDVQTCIMQLESFGYTM 187 zebrafish
P48167 131 DPTmy--kCLWKPDLFFANeKSANFHDVTqENILLFIFRDGDVLVSMRLSITLSCPLDLTLFPMDTQRCKMQLESFGYTT 208 human
Q22224 176 QYINLDFLLtqiiglhgipivvepersstnyasyfvnESIDLQVYLQNGEWDLEGTPGKR--VvQKFGTDEyhelyFYIH 253 Caenorhabditis elegans
P20237 198 SEMIYTWTKgpeks------------------vevpkESSSLVQYDLIGQTVSSE----TikSiTGEYIVMt----VYFH 251 domestic cattle
P08219 192 AEVVYEWTRepars------------------vvvaeDGSRLNQYDLLGQTVDSG----IvqSsTGEYVVMt----THFH 245 domestic cattle
P23574 214 NEIEYKWKKpsve--------------------vadpKYWRLYQFAFVGLRNSTE----IshTiSGDYIIMt----IFFD 265 Norway rat
Q99928 197 EEMIYRWRKnsve--------------------aadqKSWRLYQFDFMGLRNTTE----IvtTsAGDYVVMt----IYFE 248 human
P34904 199 EEIVYRWRRysie--------------------vsdqRTWRLYQFDFTGLRNTSE----VlrTgAGEYMVMt----VSFD 250 chicken
P78334 221 NEMIYKWENfkle--------------------inekNSWKLFQFDFTGVSNKTE----IitTpVGDFMVMt----IFFN 272 human
P21548 215 EEIIYQWKRssve--------------------vgdtRSWRLYQFSFTGLRNTTE----VvkTtSGDYVVMs----VYFN 266 chicken
O93430 188 NDLIFEWDEkgav---------------------qvaDGLTLPQFILKEEKDLRY--CTKhyN-TGKFTCIe----ARFH 239 zebrafish
P48167 209 DDLRFIWQSgdp----------------------vqlEKIALPQFDIKKE-DIEYGNCTKyyKgTGYYTCVe----VIFT 261 human
Q22224 254 IRRRT 258 Caenorhabditis elegans
P20237 252 LRRKM 256 domestic cattle
P08219 246 LKRKI 250 domestic cattle
P23574 266 LSRRM 270 Norway rat
Q99928 249 LSRRM 253 human
P34904 251 LSRRM 255 chicken
P78334 273 VSRRF 277 human
P21548 267 LSRRM 271 chicken
O93430 240 LERQM 244 zebrafish
P48167 262 LRRQV 266 human
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