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(-) Description

Title :  THE STRUCTURE OF THE LIGAND-BINDING DOMAIN OF NEUREXIN 1BETA: REGULATION OF LNS DOMAIN FUNCTION BY ALTERNATIVE SPLICING
 
Authors :  G. Rudenko, T. Nguyen, Y. Chelliah, T. C. Sudhof, J. Deisenhofer
Date :  28 Sep 99  (Deposition) - 04 Oct 00  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.60
Chains :  Asym. Unit :  A,B,C,D,E,F,G,H
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Biol. Unit 3:  C  (1x)
Biol. Unit 4:  D  (1x)
Biol. Unit 5:  E  (1x)
Biol. Unit 6:  F  (1x)
Biol. Unit 7:  G  (1x)
Biol. Unit 8:  H  (1x)
Keywords :  Lectin-Like, Neurobiology, Cell-Cell Adhesion, Cell-Cell Recognition, Alternative Splicing, Membrane Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  G. Rudenko, T. Nguyen, Y. Chelliah, T. C. Sudhof, J. Deisenhofer
The Structure Of The Ligand-Binding Domain Of Neurexin Ibeta: Regulation Of Lns Domain Function By Alternative Splicing.
Cell(Cambridge, Mass. ) V. 99 93 1999
PubMed-ID: 10520997  |  Reference-DOI: 10.1016/S0092-8674(00)80065-3
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - NEUREXIN-I BETA
    ChainsA, B, C, D, E, F, G, H
    EngineeredYES
    Expression SystemESCHERICHIA COLI BL21
    Expression System PlasmidPGEX-KG
    Expression System StrainBL21
    Expression System Taxid511693
    Expression System Vector TypePLASMID
    FragmentEXTRACELLULAR DOMAIN
    Organism CommonNORWAY RAT
    Organism ScientificRATTUS NORVEGICUS
    Organism Taxid10116

 Structural Features

(-) Chains, Units

  12345678
Asymmetric Unit ABCDEFGH
Biological Unit 1 (1x)A       
Biological Unit 2 (1x) B      
Biological Unit 3 (1x)  C     
Biological Unit 4 (1x)   D    
Biological Unit 5 (1x)    E   
Biological Unit 6 (1x)     F  
Biological Unit 7 (1x)      G 
Biological Unit 8 (1x)       H

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 1C4R)

(-) Sites  (0, 0)

(no "Site" information available for 1C4R)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1C4R)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1C4R)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1C4R)

(-) PROSITE Motifs  (1, 8)

Asymmetric Unit (1, 8)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1LAM_G_DOMAINPS50025 Laminin G domain profile.NRX1B_RAT87-285
 
 
 
 
 
 
 
  8A:87-285
B:87-285
C:87-285
D:87-285
E:87-285
F:87-285
G:87-285
H:87-285
Biological Unit 1 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1LAM_G_DOMAINPS50025 Laminin G domain profile.NRX1B_RAT87-285
 
 
 
 
 
 
 
  1A:87-285
-
-
-
-
-
-
-
Biological Unit 2 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1LAM_G_DOMAINPS50025 Laminin G domain profile.NRX1B_RAT87-285
 
 
 
 
 
 
 
  1-
B:87-285
-
-
-
-
-
-
Biological Unit 3 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1LAM_G_DOMAINPS50025 Laminin G domain profile.NRX1B_RAT87-285
 
 
 
 
 
 
 
  1-
-
C:87-285
-
-
-
-
-
Biological Unit 4 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1LAM_G_DOMAINPS50025 Laminin G domain profile.NRX1B_RAT87-285
 
 
 
 
 
 
 
  1-
-
-
D:87-285
-
-
-
-
Biological Unit 5 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1LAM_G_DOMAINPS50025 Laminin G domain profile.NRX1B_RAT87-285
 
 
 
 
 
 
 
  1-
-
-
-
E:87-285
-
-
-
Biological Unit 6 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1LAM_G_DOMAINPS50025 Laminin G domain profile.NRX1B_RAT87-285
 
 
 
 
 
 
 
  1-
-
-
-
-
F:87-285
-
-
Biological Unit 7 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1LAM_G_DOMAINPS50025 Laminin G domain profile.NRX1B_RAT87-285
 
 
 
 
 
 
 
  1-
-
-
-
-
-
G:87-285
-
Biological Unit 8 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1LAM_G_DOMAINPS50025 Laminin G domain profile.NRX1B_RAT87-285
 
 
 
 
 
 
 
  1-
-
-
-
-
-
-
H:87-285

(-) Exons   (0, 0)

(no "Exon" information available for 1C4R)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:180
 aligned with NRX1B_RAT | Q63373 from UniProtKB/Swiss-Prot  Length:468

    Alignment length:210
                                    91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291
            NRX1B_RAT    82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPAGNNDNERLAIARQRIPYRLGRVVDEWLLDKGRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVGEV 291
               SCOP domains d1c4ra_ A: Ligand-binding domain of neurexin 1beta                                                                                                                                                                 SCOP domains
               CATH domains 1c4rA00 A:82-291  [code=2.60.120.200, no name defined]                                                                                                                                                             CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ....eeeeeeeeeeeeee.hhhhh....eeeeeeeee.....eeeeeeee......eeeeeee..eeeeeee.....eeee...........eeeeeeee..eeeeee.....eee...------------------------------.........eeeeee..........eeeeeeee...hhhhhhhh....eeeeeeeee.... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE -----LAM_G_DOMAIN  PDB: A:87-285 UniProt: 87-285                                                                                                                                                            ------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1c4r A  82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPA------------------------------GRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVGEV 291
                                    91       101       111       121       131       141       151       161       171       181       191        |-         -         -       231       241       251       261       271       281       291
                                                                                                                                                200                            231                                                            

Chain B from PDB  Type:PROTEIN  Length:178
 aligned with NRX1B_RAT | Q63373 from UniProtKB/Swiss-Prot  Length:468

    Alignment length:208
                                    91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281        
            NRX1B_RAT    82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPAGNNDNERLAIARQRIPYRLGRVVDEWLLDKGRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVG 289
               SCOP domains d1c4rb_ B: Ligand-binding domain of neurexin 1beta                                                                                                                                                               SCOP domains
               CATH domains 1c4rB00 B:82-289  [code=2.60.120.200, no name defined]                                                                                                                                                           CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....eeeeeeeeeeeeee.hhhhh....eeeeeeeee....eeeeeeeee......eeeeeee..eeeeeee.....eeee...........eeeeeeee..eeeeee.....eee...------------------------------.........eeeeee.hhhhh....eeeeeeee...hhhhhhh.....eeeeeeeee.. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -----LAM_G_DOMAIN  PDB: B:87-285 UniProt: 87-285                                                                                                                                                            ---- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1c4r B  82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPA------------------------------GRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVG 289
                                    91       101       111       121       131       141       151       161       171       181       191        |-         -         -       231       241       251       261       271       281        
                                                                                                                                                200                            231                                                          

Chain C from PDB  Type:PROTEIN  Length:180
 aligned with NRX1B_RAT | Q63373 from UniProtKB/Swiss-Prot  Length:468

    Alignment length:210
                                    91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291
            NRX1B_RAT    82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPAGNNDNERLAIARQRIPYRLGRVVDEWLLDKGRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVGEV 291
               SCOP domains d1c4rc_ C: Ligand-binding domain of neurexin 1beta                                                                                                                                                                 SCOP domains
               CATH domains 1c4rC00 C:82-291  [code=2.60.120.200, no name defined]                                                                                                                                                             CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ....eeeeeeeeeeeeee.hhhhh....eeeeeeeee.....eeeeeeee......eeeeeee..eeeeeee....eeeee...........eeeeeeee..eeeeee.....eee...------------------------------.........eeeeee..........eeeeeeee...hhhhhhhh....eeeeeeeee.... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE -----LAM_G_DOMAIN  PDB: C:87-285 UniProt: 87-285                                                                                                                                                            ------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1c4r C  82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPA------------------------------GRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVGEV 291
                                    91       101       111       121       131       141       151       161       171       181       191        |-         -         -       231       241       251       261       271       281       291
                                                                                                                                                200                            231                                                            

Chain D from PDB  Type:PROTEIN  Length:178
 aligned with NRX1B_RAT | Q63373 from UniProtKB/Swiss-Prot  Length:468

    Alignment length:208
                                    91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281        
            NRX1B_RAT    82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPAGNNDNERLAIARQRIPYRLGRVVDEWLLDKGRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVG 289
               SCOP domains d1c4rd_ D: Ligand-binding domain of neurexin 1beta                                                                                                                                                               SCOP domains
               CATH domains 1c4rD00 D:82-289  [code=2.60.120.200, no name defined]                                                                                                                                                           CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....eeeeeeeeeeeeee.hhhhh....eeeeeeeee.....eeeeeeee......eeeeeee..eeeeeee....eeeee...........eeeeeeee..eeeeee.....eee...------------------------------.........eeeeee.hhhhh....eeeeeeee...hhhhhhh.....eeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -----LAM_G_DOMAIN  PDB: D:87-285 UniProt: 87-285                                                                                                                                                            ---- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1c4r D  82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPA------------------------------GRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVG 289
                                    91       101       111       121       131       141       151       161       171       181       191        |-         -         -       231       241       251       261       271       281        
                                                                                                                                                200                            231                                                          

Chain E from PDB  Type:PROTEIN  Length:181
 aligned with NRX1B_RAT | Q63373 from UniProtKB/Swiss-Prot  Length:468

    Alignment length:211
                                    91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291 
            NRX1B_RAT    82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPAGNNDNERLAIARQRIPYRLGRVVDEWLLDKGRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVGEVP 292
               SCOP domains d1c4re_ E: Ligand-binding domain of neurexin 1beta                                                                                                                                                                  SCOP domains
               CATH domains 1c4rE00 E:82-292  [code=2.60.120.200, no name defined]                                                                                                                                                              CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....eeeeeeeeeeeeee.hhhhh....eeeeeeeee.....eeeeeeee......eeeeeee..eeeeeee.....eeee...........eeeeeeee..eeeeee.....eee...------------------------------.........eeeeee..........eeeeeeee...hhhhhhhh....eeeeeeeee..... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -----LAM_G_DOMAIN  PDB: E:87-285 UniProt: 87-285                                                                                                                                                            ------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1c4r E  82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPA------------------------------GRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVGEVP 292
                                    91       101       111       121       131       141       151       161       171       181       191        |-         -         -       231       241       251       261       271       281       291 
                                                                                                                                                200                            231                                                             

Chain F from PDB  Type:PROTEIN  Length:177
 aligned with NRX1B_RAT | Q63373 from UniProtKB/Swiss-Prot  Length:468

    Alignment length:207
                                    91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       
            NRX1B_RAT    82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPAGNNDNERLAIARQRIPYRLGRVVDEWLLDKGRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLV 288
               SCOP domains d1c4rf_ F: Ligand-binding domain of neurexin 1beta                                                                                                                                                              SCOP domains
               CATH domains 1c4rF00 F:82-288  [code=2.60.120.200, no name defined]                                                                                                                                                          CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....eeeeeeeeeeeeee..........eeeeeeeee....eeeeeeeee......eeeeeee..eeeeeee.....eeee...........eeeeeeee..eeeeee.....eee...------------------------------.........eeeeee.hhhhh....eeeeeeee...hhhhhhhh....eeeeeeeee. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -----LAM_G_DOMAIN  PDB: F:87-285 UniProt: 87-285                                                                                                                                                            --- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1c4r F  82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPA------------------------------GRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLV 288
                                    91       101       111       121       131       141       151       161       171       181       191        |-         -         -       231       241       251       261       271       281       
                                                                                                                                                200                            231                                                         

Chain G from PDB  Type:PROTEIN  Length:182
 aligned with NRX1B_RAT | Q63373 from UniProtKB/Swiss-Prot  Length:468

    Alignment length:212
                                    90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290  
            NRX1B_RAT    81 GHAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPAGNNDNERLAIARQRIPYRLGRVVDEWLLDKGRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVGEVP 292
               SCOP domains d1c4rg_ G: Ligand-binding domain of neurexin 1beta                                                                                                                                                                   SCOP domains
               CATH domains 1c4rG00 G:81-292  [code=2.60.120.200, no name defined]                                                                                                                                                               CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeeeeeeeeeeee.hhhhh....eeeeeeeee.....eeeeeeee......eeeeeee..eeeeeee.....eeee...........eeeeeeee..eeeeee.....eee...------------------------------.........eeeeee.hhhhh....eeeeeeee...hhhhhhhh....eeeeeeeee..... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------LAM_G_DOMAIN  PDB: G:87-285 UniProt: 87-285                                                                                                                                                            ------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1c4r G  81 GHAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPA------------------------------GRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLVGEVP 292
                                    90       100       110       120       130       140       150       160       170       180       190       200         -         -         -|      240       250       260       270       280       290  
                                                                                                                                                 200                            231                                                             

Chain H from PDB  Type:PROTEIN  Length:177
 aligned with NRX1B_RAT | Q63373 from UniProtKB/Swiss-Prot  Length:468

    Alignment length:207
                                    91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       
            NRX1B_RAT    82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPAGNNDNERLAIARQRIPYRLGRVVDEWLLDKGRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLV 288
               SCOP domains d1c4rh_ H: Ligand-binding domain of neurexin 1beta                                                                                                                                                              SCOP domains
               CATH domains 1c4rH00 H:82-288  [code=2.60.120.200, no name defined]                                                                                                                                                          CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....eeeeeeeeeeeeee.hhhhh....eeeeeeeee....eeeeeeeee......eeeeeee..eeeeeee.....eeee...........eeeeeeee..eeeeee.....eee...------------------------------.........eeeeee..........eeeeeeee...hhhhhhhh....eeeeeeeeee Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -----LAM_G_DOMAIN  PDB: H:87-285 UniProt: 87-285                                                                                                                                                            --- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1c4r H  82 HAGTTYIFSKGGGQITYKWPPNDRPSTRADRLAIGFSTVQKEAVLVRVDSSSGLGDYLELHIHQGKIGVKFNVGTDDIAIEESNAIINDGKYHVVRFTRSGGNATLQVDSWPVIERYPA------------------------------GRQLTIFNSQATIIIGGKEQGQPFQGQLSGLYYNGLKVLNMAAENDANIAIVGNVRLV 288
                                    91       101       111       121       131       141       151       161       171       181       191        |-         -         -       231       241       251       261       271       281       
                                                                                                                                                200                            231                                                         

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (1, 8)

Asymmetric Unit

(-) CATH Domains  (1, 8)

Asymmetric Unit
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1C4R)

(-) Gene Ontology  (48, 48)

Asymmetric Unit(hide GO term definitions)
Chain A,B,C,D,E,F,G,H   (NRX1B_RAT | Q63373)
molecular function
    GO:0005509    calcium ion binding    Interacting selectively and non-covalently with calcium ions (Ca2+).
    GO:0048306    calcium-dependent protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules), in the presence of calcium.
    GO:0050839    cell adhesion molecule binding    Interacting selectively and non-covalently with a cell adhesion molecule.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0097109    neuroligin family protein binding    Interacting selectively and non-covalently with a member of the neuroligin protein family, neuronal cell surface proteins that mediate synapse formation.
    GO:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    GO:0005102    receptor binding    Interacting selectively and non-covalently with one or more specific sites on a receptor molecule, a macromolecule that undergoes combination with a hormone, neurotransmitter, drug or intracellular messenger to initiate a change in cell function.
    GO:0004888    transmembrane signaling receptor activity    Combining with an extracellular or intracellular signal and transmitting the signal from one side of the membrane to the other to initiate a change in cell activity or state as part of signal transduction.
biological process
    GO:0097114    NMDA glutamate receptor clustering    The receptor clustering process in which N-methyl-D-aspartate (NMDA) receptors are localized to distinct domains in the cell membrane.
    GO:0001525    angiogenesis    Blood vessel formation when new vessels emerge from the proliferation of pre-existing blood vessels.
    GO:0016339    calcium-dependent cell-cell adhesion via plasma membrane cell adhesion molecules    The attachment of one cell to another cell via adhesion molecules that require the presence of calcium for the interaction.
    GO:0007155    cell adhesion    The attachment of a cell, either to another cell or to an underlying substrate such as the extracellular matrix, via cell adhesion molecules.
    GO:0021707    cerebellar granule cell differentiation    The process in which neuroblasts acquire specialized structural and/or functional features that characterize the mature cerebellar granule cell. Differentiation includes the processes involved in commitment of a neuroblast to a granule cell fate. A granule cell is a glutamatergic interneuron found in the cerebellar cortex.
    GO:0045184    establishment of protein localization    The directed movement of a protein to a specific location.
    GO:0097112    gamma-aminobutyric acid receptor clustering    The receptor clustering process in which gamma-aminobutyric acid (GABA) receptors are localized to distinct domains in the cell membrane.
    GO:0097116    gephyrin clustering involved in postsynaptic density assembly    The clustering process in which gephyrin molecules are localized to distinct domains in the postsynaptic density as part of postsynaptic density assembly. Gephyrin is a component of the postsynaptic protein network of inhibitory synapses.
    GO:0097117    guanylate kinase-associated protein clustering    The clustering process in which guanylate kinase-associated proteins (GKAPs) are localized to distinct domains in the cell membrane. GKAP facilitates assembly of the post synaptic density of neurons.
    GO:0007157    heterophilic cell-cell adhesion via plasma membrane cell adhesion molecules    The attachment of an adhesion molecule in one cell to a nonidentical adhesion molecule in an adjacent cell.
    GO:0051490    negative regulation of filopodium assembly    Any process that stops, prevents, or reduces the frequency, rate or extent of the assembly of a filopodium, a thin, stiff protrusion extended by the leading edge of a motile cell such as a crawling fibroblast or amoeba, or an axonal growth cone.
    GO:0097118    neuroligin clustering involved in postsynaptic membrane assembly    The receptor clustering process involved in assembly of the postsynaptic membrane in which neuroligins are localized to distinct domains in the cell membrane. Neuroligins are neuronal cell surface proteins on the postsynaptic membrane that mediate synapse formation between neurons.
    GO:0007158    neuron cell-cell adhesion    The attachment of a neuron to another cell via adhesion molecules.
    GO:0090004    positive regulation of establishment of protein localization to plasma membrane    Any process that increases the frequency, rate or extent of the directed movement of a protein to a specific location in the plasma membrane.
    GO:2000463    positive regulation of excitatory postsynaptic potential    Any process that enhances the establishment or increases the extent of the excitatory postsynaptic potential (EPSP) which is a temporary increase in postsynaptic potential due to the flow of positively charged ions into the postsynaptic cell. The flow of ions that causes an EPSP is an excitatory postsynaptic current (EPSC) and makes it easier for the neuron to fire an action potential.
    GO:0051968    positive regulation of synaptic transmission, glutamatergic    Any process that activates, maintains or increases the frequency, rate or extent of glutamatergic synaptic transmission, the process of communication from a neuron to another neuron across a synapse using the neurotransmitter glutamate.
    GO:0097119    postsynaptic density protein 95 clustering    The clustering process in which postsynaptic density protein 95 (PSD-95) molecules are localized to distinct domains in the cell membrane. PSD-95 is mostly located in the post synaptic density of neurons, and is involved in anchoring synaptic proteins.
    GO:0097104    postsynaptic membrane assembly    The aggregation, arrangement and bonding together of a set of components to form a postsynaptic membrane, a specialized area of membrane facing the presynaptic membrane on the tip of the nerve ending and separated from it by a minute cleft (the synaptic cleft).
    GO:0097105    presynaptic membrane assembly    The aggregation, arrangement and bonding together of a set of components to form a presynaptic membrane, including any proteins associated with the membrane, but excluding other cellular components. A presynaptic membrane is a specialized area of membrane of the axon terminal that faces the plasma membrane of the neuron or muscle fiber with which the axon terminal establishes a synaptic junction.
    GO:0090126    protein complex assembly involved in synapse maturation    The aggregation, arrangement and bonding together of a set of components to form a protein complex that contributes to synapse maturation.
    GO:0051290    protein heterotetramerization    The formation of a protein heterotetramer, a macromolecular structure consisting of four noncovalently associated subunits, of which not all are identical.
    GO:0035418    protein localization to synapse    Any process in which a protein is transported to, and/or maintained at the synapse, the junction between a nerve fiber of one neuron and another neuron or muscle fiber or glial cell.
    GO:0097120    receptor localization to synapse    Any process in which a receptor is transported to, and/or maintained at the synapse, the junction between a nerve fiber of one neuron and another neuron or muscle fiber or glial cell.
    GO:2000311    regulation of AMPA receptor activity    Any process that modulates the frequency, rate or extent of AMPA selective glutamate receptor activity.
    GO:2000310    regulation of NMDA receptor activity    Any process that modulates the frequency, rate or extent of N-methyl-D-aspartate selective glutamate receptor activity.
    GO:0007165    signal transduction    The cellular process in which a signal is conveyed to trigger a change in the activity or state of a cell. Signal transduction begins with reception of a signal (e.g. a ligand binding to a receptor or receptor activation by a stimulus such as light), or for signal transduction in the absence of ligand, signal-withdrawal or the activity of a constitutively active receptor. Signal transduction ends with regulation of a downstream cellular process, e.g. regulation of transcription or regulation of a metabolic process. Signal transduction covers signaling from receptors located on the surface of the cell and signaling via molecules located within the cell. For signaling between cells, signal transduction is restricted to events at and within the receiving cell.
    GO:0007416    synapse assembly    The aggregation, arrangement and bonding together of a set of components to form a synapse. This process ends when the synapse is mature (functional).
    GO:0097091    synaptic vesicle clustering    The process that results in grouping synaptic vesicles, prior to release, at a specialized patch of the presynaptic membrane referred to as the active zone.
cellular component
    GO:0044295    axonal growth cone    The migrating motile tip of a growing nerve cell axon.
    GO:0030054    cell junction    A cellular component that forms a specialized region of connection between two or more cells or between a cell and the extracellular matrix. At a cell junction, anchoring proteins extend through the plasma membrane to link cytoskeletal proteins in one cell to cytoskeletal proteins in neighboring cells or to proteins in the extracellular matrix.
    GO:0009986    cell surface    The external part of the cell wall and/or plasma membrane.
    GO:0030139    endocytic vesicle    A membrane-bounded intracellular vesicle formed by invagination of the plasma membrane around an extracellular substance. Endocytic vesicles fuse with early endosomes to deliver the cargo for further sorting.
    GO:0005783    endoplasmic reticulum    The irregular network of unit membranes, visible only by electron microscopy, that occurs in the cytoplasm of many eukaryotic cells. The membranes form a complex meshwork of tubular channels, which are often expanded into slitlike cavities called cisternae. The ER takes two forms, rough (or granular), with ribosomes adhering to the outer surface, and smooth (with no ribosomes attached).
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0043025    neuronal cell body    The portion of a neuron that includes the nucleus, but excludes cell projections such as axons and dendrites.
    GO:0031965    nuclear membrane    Either of the lipid bilayers that surround the nucleus and form the nuclear envelope; excludes the intermembrane space.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
    GO:0042734    presynaptic membrane    A specialized area of membrane of the axon terminal that faces the plasma membrane of the neuron or muscle fiber with which the axon terminal establishes a synaptic junction; many synaptic junctions exhibit structural presynaptic characteristics, such as conical, electron-dense internal protrusions, that distinguish it from the remainder of the axon plasma membrane.
    GO:0045202    synapse    The junction between a nerve fiber of one neuron and another neuron, muscle fiber or glial cell. As the nerve fiber approaches the synapse it enlarges into a specialized structure, the presynaptic nerve ending, which contains mitochondria and synaptic vesicles. At the tip of the nerve ending is the presynaptic membrane; facing it, and separated from it by a minute cleft (the synaptic cleft) is a specialized area of membrane on the receiving cell, known as the postsynaptic membrane. In response to the arrival of nerve impulses, the presynaptic nerve ending secretes molecules of neurotransmitters into the synaptic cleft. These diffuse across the cleft and transmit the signal to the postsynaptic membrane.

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        NRX1B_RAT | Q633732r1b 2r1d 2wqz 2xb6 3biw

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