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(-) Description

Title :  CRYSTAL STRUCTURE OF MTHK AT 3.3 A
 
Authors :  Y. Jiang, A. Lee, J. Chen, M. Cadene, B. T. Chait, R. Mackinnon
Date :  03 May 02  (Deposition) - 19 Jun 02  (Release) - 12 Nov 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.30
Chains :  Asym./Biol. Unit :  A,B,C,D,E,F,G,H
Keywords :  Rossmann Fold, Helix Bundle, Membrane Protein, Metal Transport (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  Y. Jiang, A. Lee, J. Chen, M. Cadene, B. T. Chait, R. Mackinnon
Crystal Structure And Mechanism Of A Calcium-Gated Potassiu Channel
Nature V. 417 515 2002
PubMed-ID: 12037559  |  Reference-DOI: 10.1038/417515A
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - POTASSIUM CHANNEL RELATED PROTEIN
    Chains: A, B, C, D, E, F, G, H
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PQE70
    Expression System Strain: XL1BLUE
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: MTH1520
    Organism Scientific: METHANOTHERMOBACTER THERMAUTOTROPHICUS
    Organism Taxid: 145262
    Synonym: MTHK CHANNELS

 Structural Features

(-) Chains, Units

  12345678
Asymmetric/Biological Unit : ABCDEFGH

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 8)

Asymmetric/Biological Unit (1, 8)
No.NameCountTypeFull Name
1CA8Ligand/IonCALCIUM ION

(-) Sites  (8, 8)

Asymmetric Unit (8, 8)
No.NameEvidenceResiduesDescription
1AC1SOFTWARESER A:126 , ASP A:184 , GLU A:210 , GLU A:212BINDING SITE FOR RESIDUE CA A 337
2AC2SOFTWARESER G:126 , ASP G:184 , GLU G:210 , GLU G:212BINDING SITE FOR RESIDUE CA G 337
3AC3SOFTWARESER B:124 , SER B:126 , ASP B:184 , GLU B:210 , GLU B:212BINDING SITE FOR RESIDUE CA B 337
4AC4SOFTWARESER F:126 , ASP F:184 , GLU F:210 , GLU F:212BINDING SITE FOR RESIDUE CA F 337
5AC5SOFTWAREASP C:184 , GLU C:210 , GLU C:212BINDING SITE FOR RESIDUE CA C 337
6AC6SOFTWARESER E:126 , ASP E:184 , GLU E:210 , GLU E:212BINDING SITE FOR RESIDUE CA E 337
7AC7SOFTWARESER D:126 , ASP D:184 , GLU D:210 , GLU D:212BINDING SITE FOR RESIDUE CA D 337
8AC8SOFTWARESER H:126 , ASP H:184 , GLU H:210 , GLU H:212BINDING SITE FOR RESIDUE CA H 337

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (2, 16)

Asymmetric/Biological Unit (2, 16)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1RCK_NPS51201 RCK N-terminal domain profile.MTHK_METTH117-237
 
 
 
 
 
 
 		  8A:117-237
B:117-237
C:117-237
D:117-237
E:117-237
F:117-237
G:117-237
H:117-237
2RCK_CPS51202 RCK C-terminal domain profile.MTHK_METTH252-336
 
 
 
 
 
 
 		  8A:252-336
B:252-336
C:252-336
D:252-336
E:252-336
F:252-336
G:252-336
H:252-336

(-) Exons   (0, 0)

(no "Exon" information available for 1LNQ)

(-) Sequences/Alignments

Asymmetric/Biological 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:301
 aligned with MTHK_METTH | O27564 from UniProtKB/Swiss-Prot  Length:336

    Alignment length:318
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
           MTHK_METTH    19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFLINREQMKLMGLIDVAKSRHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
               SCOP domains d1lnqa2 A:19-98 Potassium channel-related protein MthK                          -----------------d1lnqa3 A:116-244 Potassium channel-related protein MthK                                                                         d1lnqa4 A:245-336 Potassium channel-related protein MthK, C-terminal domain                  SCOP domains
               CATH domains 1lnqA01 A:19-98  [code=1.10.287.70, no name defined]                            -----------------1lnqA02 A:116-230 NAD(P)-binding Rossmann-like Domain                                                              1lnqA03 A:231-258           1lnqA04 A:259-336 TrkA C-terminal domain-like                                  CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ...........hhhhhh.............hhhhhhhhhh............hhhhhhhhhhhh......hhhhhhh...-----------------.eeeee..hhhhhhhhhhhhhh.eeeee.hhhhhhhhhhh..eeee....hhhhhhhh....eeeeee...hhhhhhhhhhhhhh.....eeeee..hhhhhhhhhhh...eeehhhhhhhhhhhhh...hhhhhhhhhhh......eeeeee..........hhhhhhhhhhhh.eeeeee....ee.............eeeeeehhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------RCK_N  PDB: A:117-237 UniProt: 117-237                                                                                   --------------RCK_C  PDB: A:252-336 UniProt: 252-336                                                PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1lnq A  19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFL-----------------RHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
                                    28        38        48        58        68        78        88        98         -       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
                                                                                                          98               116                                                                                                                                                                                                                            


Chain B from PDB  Type:PROTEIN  Length:301
 aligned with MTHK_METTH | O27564 from UniProtKB/Swiss-Prot  Length:336

    Alignment length:318
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
           MTHK_METTH    19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFLINREQMKLMGLIDVAKSRHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
               SCOP domains d1lnqb2 B:19-98 Potassium channel-related protein MthK                          -----------------d1lnqb3 B:116-244 Potassium channel-related protein MthK                                                                         d1lnqb4 B:245-336 Potassium channel-related protein MthK, C-terminal domain                  SCOP domains
               CATH domains 1lnqB01 B:19-98  [code=1.10.287.70, no name defined]                            -----------------1lnqB02 B:116-230 NAD(P)-binding Rossmann-like Domain                                                              1lnqB03 B:231-258           1lnqB04 B:259-336 TrkA C-terminal domain-like                                  CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ...........hhhhhh.............hhhhhhhhhh............hhhhhhhhhhhh................-----------------.eeeee..hhhhhhhhhhhhhh.eeeee.hhhhhhhhhhh..eeee....hhhhhhhh....eeeeee...hhhhhhhhhhhhhh.....eeeee..hhhhhhhhhhh...eeehhhhhhhhhhhhh...hhhhhhhhhhh......eeeeee..........hhhhhhhhhhhh.eeeeee....ee.............eeeeeehhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------RCK_N  PDB: B:117-237 UniProt: 117-237                                                                                   --------------RCK_C  PDB: B:252-336 UniProt: 252-336                                                PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1lnq B  19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFL-----------------RHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
                                    28        38        48        58        68        78        88        98         -       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
                                                                                                          98               116                                                                                                                                                                                                                            


Chain C from PDB  Type:PROTEIN  Length:301
 aligned with MTHK_METTH | O27564 from UniProtKB/Swiss-Prot  Length:336

    Alignment length:318
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
           MTHK_METTH    19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFLINREQMKLMGLIDVAKSRHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
               SCOP domains d1lnqc2 C:19-98 Potassium channel-related protein MthK                          -----------------d1lnqc3 C:116-244 Potassium channel-related protein MthK                                                                         d1lnqc4 C:245-336 Potassium channel-related protein MthK, C-terminal domain                  SCOP domains
               CATH domains 1lnqC01 C:19-98  [code=1.10.287.70, no name defined]                            -----------------1lnqC02 C:116-230 NAD(P)-binding Rossmann-like Domain                                                              1lnqC03 C:231-258           1lnqC04 C:259-336 TrkA C-terminal domain-like                                  CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ...........hhhhhh.............hhhhhhhhhh............hhhhhhhhhhhh................-----------------.eeeee..hhhhhhhhhhhhhh.eeeee.hhhhhhhhhhh..eeee....hhhhhhhh....eeeeee...hhhhhhhhhhhhhh.....eeeee..hhhhhhhhhhh...eeehhhhhhhhhhhhh...hhhhhhhhhhh......eeeeee..........hhhhhhhhhhhh.eeeeee....ee.............eeeeeehhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------RCK_N  PDB: C:117-237 UniProt: 117-237                                                                                   --------------RCK_C  PDB: C:252-336 UniProt: 252-336                                                PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1lnq C  19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFL-----------------RHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
                                    28        38        48        58        68        78        88        98         -       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
                                                                                                          98               116                                                                                                                                                                                                                            


Chain D from PDB  Type:PROTEIN  Length:301
 aligned with MTHK_METTH | O27564 from UniProtKB/Swiss-Prot  Length:336

    Alignment length:318
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
           MTHK_METTH    19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFLINREQMKLMGLIDVAKSRHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
               SCOP domains d1lnqd2 D:19-98 Potassium channel-related protein MthK                          -----------------d1lnqd3 D:116-244 Potassium channel-related protein MthK                                                                         d1lnqd4 D:245-336 Potassium channel-related protein MthK, C-terminal domain                  SCOP domains
               CATH domains 1lnqD01 D:19-98  [code=1.10.287.70, no name defined]                            -----------------1lnqD02 D:116-230 NAD(P)-binding Rossmann-like Domain                                                              1lnqD03 D:231-258           1lnqD04 D:259-336 TrkA C-terminal domain-like                                  CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ...........hhhhhh.............hhhhhhhhhh............hhhhhhhhhhhh................-----------------.eeeee..hhhhhhhhhhhhhh.eeeee.hhhhhhhhhhh..eeee....hhhhhhhh....eeeeee...hhhhhhhhhhhhhh.....eeeee..hhhhhhhhhhh...eeehhhhhhhhhhhhh...hhhhhhhhhhh......eeeeee..........hhhhhhhhhhhh.eeeeee....ee.............eeeeeehhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------RCK_N  PDB: D:117-237 UniProt: 117-237                                                                                   --------------RCK_C  PDB: D:252-336 UniProt: 252-336                                                PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1lnq D  19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFL-----------------RHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
                                    28        38        48        58        68        78        88        98         -       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
                                                                                                          98               116                                                                                                                                                                                                                            


Chain E from PDB  Type:PROTEIN  Length:301
 aligned with MTHK_METTH | O27564 from UniProtKB/Swiss-Prot  Length:336

    Alignment length:318
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
           MTHK_METTH    19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFLINREQMKLMGLIDVAKSRHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
               SCOP domains d1lnqe2 E:19-98 Potassium channel-related protein MthK                          -----------------d1lnqe3 E:116-244 Potassium channel-related protein MthK                                                                         d1lnqe4 E:245-336 Potassium channel-related protein MthK, C-terminal domain                  SCOP domains
               CATH domains 1lnqE01 E:19-98  [code=1.10.287.70, no name defined]                            -----------------1lnqE02 E:116-230 NAD(P)-binding Rossmann-like Domain                                                              1lnqE03 E:231-258           1lnqE04 E:259-336 TrkA C-terminal domain-like                                  CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ...........hhhhhh.............hhhhhhhhhh............hhhhhhhhhhhh......hhhhhhh...-----------------.eeeee..hhhhhhhhhhhhhh.eeeee.hhhhhhhhhhh..eeee....hhhhhhhhhhh.eeeeee...hhhhhhhhhhhhhh.....eeeee..hhhhhhhhhhh...eeehhhhhhhhhhhhh...hhhhhhhhhhh......eeeeee..........hhhhhhhhhhhh.eeeeee....ee.............eeeeeehhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------RCK_N  PDB: E:117-237 UniProt: 117-237                                                                                   --------------RCK_C  PDB: E:252-336 UniProt: 252-336                                                PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1lnq E  19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFL-----------------RHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
                                    28        38        48        58        68        78        88        98         -       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
                                                                                                          98               116                                                                                                                                                                                                                            


Chain F from PDB  Type:PROTEIN  Length:301
 aligned with MTHK_METTH | O27564 from UniProtKB/Swiss-Prot  Length:336

    Alignment length:318
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
           MTHK_METTH    19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFLINREQMKLMGLIDVAKSRHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
               SCOP domains d1lnqf2 F:19-98 Potassium channel-related protein MthK                          -----------------d1lnqf3 F:116-244 Potassium channel-related protein MthK                                                                         d1lnqf4 F:245-336 Potassium channel-related protein MthK, C-terminal domain                  SCOP domains
               CATH domains 1lnqF01 F:19-98  [code=1.10.287.70, no name defined]                            -----------------1lnqF02 F:116-230 NAD(P)-binding Rossmann-like Domain                                                              1lnqF03 F:231-258           1lnqF04 F:259-336 TrkA C-terminal domain-like                                  CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ...........hhhhhh.............hhhhhhhhhh............hhhhhhhhhhhh......hhhhhhh...-----------------.eeeee..hhhhhhhhhhhhhh.eeeee.hhhhhhhhhhh..eeee....hhhhhhhhhhh.eeeeee...hhhhhhhhhhhhhh.....eeeee..hhhhhhhhhhh...eeehhhhhhhhhhhhh...hhhhhhhhhhh......eeeeee..........hhhhhhhhhhhh.eeeeee....ee.............eeeeeehhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------RCK_N  PDB: F:117-237 UniProt: 117-237                                                                                   --------------RCK_C  PDB: F:252-336 UniProt: 252-336                                                PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1lnq F  19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFL-----------------RHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
                                    28        38        48        58        68        78        88        98         -       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
                                                                                                          98               116                                                                                                                                                                                                                            


Chain G from PDB  Type:PROTEIN  Length:301
 aligned with MTHK_METTH | O27564 from UniProtKB/Swiss-Prot  Length:336

    Alignment length:318
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
           MTHK_METTH    19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFLINREQMKLMGLIDVAKSRHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
               SCOP domains d1lnqg2 G:19-98 Potassium channel-related protein MthK                          -----------------d1lnqg3 G:116-244 Potassium channel-related protein MthK                                                                         d1lnqg4 G:245-336 Potassium channel-related protein MthK, C-terminal domain                  SCOP domains
               CATH domains 1lnqG01 G:19-98  [code=1.10.287.70, no name defined]                            -----------------1lnqG02 G:116-230 NAD(P)-binding Rossmann-like Domain                                                              1lnqG03 G:231-258           1lnqG04 G:259-336 TrkA C-terminal domain-like                                  CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ......hhhhhhhhhhh.............hhhhhhhhhh............hhhhhhhhhhhh......hhhhhhh...-----------------.eeeee..hhhhhhhhhhhhhh.eeeee.hhhhhhhhhhh..eeee....hhhhhhhh....eeeeee...hhhhhhhhhhhhhh.....eeeee..hhhhhhhhhhh...eeehhhhhhhhhhhhh...hhhhhhhhhhh......eeeeee..........hhhhhhhhhhhh.eeeeee....ee.............eeeeeehhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------RCK_N  PDB: G:117-237 UniProt: 117-237                                                                                   --------------RCK_C  PDB: G:252-336 UniProt: 252-336                                                PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1lnq G  19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFL-----------------RHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
                                    28        38        48        58        68        78        88        98         -       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
                                                                                                          98               116                                                                                                                                                                                                                            


Chain H from PDB  Type:PROTEIN  Length:301
 aligned with MTHK_METTH | O27564 from UniProtKB/Swiss-Prot  Length:336

    Alignment length:318
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
           MTHK_METTH    19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFLINREQMKLMGLIDVAKSRHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
               SCOP domains d1lnqh2 H:19-98 Potassium channel-related protein MthK                          -----------------d1lnqh3 H:116-244 Potassium channel-related protein MthK                                                                         d1lnqh4 H:245-336 Potassium channel-related protein MthK, C-terminal domain                  SCOP domains
               CATH domains 1lnqH01 H:19-98  [code=1.10.287.70, no name defined]                            -----------------1lnqH02 H:116-230 NAD(P)-binding Rossmann-like Domain                                                              1lnqH03 H:231-258           1lnqH04 H:259-336 TrkA C-terminal domain-like                                  CATH domains
           Pfam domains (1) ------Ion_trans_2-1lnqH01 H:25-98                                               -------------------TrkA_N-1lnqH09 H:118-231                                                                                          --------------------------------TrkA_C-1lnqH17 H:264-335                                                - Pfam domains (1)
           Pfam domains (2) ------Ion_trans_2-1lnqH02 H:25-98                                               -------------------TrkA_N-1lnqH10 H:118-231                                                                                          --------------------------------TrkA_C-1lnqH18 H:264-335                                                - Pfam domains (2)
           Pfam domains (3) ------Ion_trans_2-1lnqH03 H:25-98                                               -------------------TrkA_N-1lnqH11 H:118-231                                                                                          --------------------------------TrkA_C-1lnqH19 H:264-335                                                - Pfam domains (3)
           Pfam domains (4) ------Ion_trans_2-1lnqH04 H:25-98                                               -------------------TrkA_N-1lnqH12 H:118-231                                                                                          --------------------------------TrkA_C-1lnqH20 H:264-335                                                - Pfam domains (4)
           Pfam domains (5) ------Ion_trans_2-1lnqH05 H:25-98                                               -------------------TrkA_N-1lnqH13 H:118-231                                                                                          --------------------------------TrkA_C-1lnqH21 H:264-335                                                - Pfam domains (5)
           Pfam domains (6) ------Ion_trans_2-1lnqH06 H:25-98                                               -------------------TrkA_N-1lnqH14 H:118-231                                                                                          --------------------------------TrkA_C-1lnqH22 H:264-335                                                - Pfam domains (6)
           Pfam domains (7) ------Ion_trans_2-1lnqH07 H:25-98                                               -------------------TrkA_N-1lnqH15 H:118-231                                                                                          --------------------------------TrkA_C-1lnqH23 H:264-335                                                - Pfam domains (7)
           Pfam domains (8) ------Ion_trans_2-1lnqH08 H:25-98                                               -------------------TrkA_N-1lnqH16 H:118-231                                                                                          --------------------------------TrkA_C-1lnqH24 H:264-335                                                - Pfam domains (8)
         Sec.struct. author ......hhhhhhhhhhh.............hhhhhhhhhh............hhhhhhhhhhhh......hhhhhhh...-----------------.eeeee..hhhhhhhhhhhhhh.eeeee.hhhhhhhhhhh..eeee....hhhhhhhhhhh.eeeeee...hhhhhhhhhhhhhh.....eeeee..hhhhhhhhhhh...eeehhhhhhhhhhhhh...hhhhhhhhhhh......eeeeee..........hhhhhhhhhhhh.eeeeee....ee.............eeeeeehhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------RCK_N  PDB: H:117-237 UniProt: 117-237                                                                                   --------------RCK_C  PDB: H:252-336 UniProt: 252-336                                                PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 1lnq H  19 PATRILLLVLAVIIYGTAGFHFIEGESWTVSLYWTFVTIATVGYGDYSPSTPLGMYFTVTLIVLGIGTFAVAVERLLEFL-----------------RHVVICGWSESTLECLRELRGSEVFVLAEDENVRKKVLRSGANFVHGDPTRVSDLEKANVRGARAVIVDLESDSETIHCILGIRKIDESVRIIAEAERYENIEQLRMAGADQVISPFVISGRLMSRSIDDGYEAMFVQDVLAEESTRRMVEVPIPEGSKLEGVSVLDADIHDVTGVIIIGVGRGDELIIDPPRDYSFRAGDIILGIGKPEEIERLKNYISA 336
                                    28        38        48        58        68        78        88        98         -       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328        
                                                                                                          98               116
   Legend:   → Mismatch (orange background)
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    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
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  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (3, 24)

Asymmetric/Biological Unit
(-)
Class: Alpha and beta proteins (a+b) (23004)
(-)
Class: Alpha and beta proteins (a/b) (23833)
(-)
Class: Membrane and cell surface proteins and peptides (2046)

(-) CATH Domains  (4, 32)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)
(-)
Class: Mainly Alpha (13335)

(-) Pfam Domains  (3, 24)

Asymmetric/Biological Unit
(-)
Clan: Ion_channel (150)
(-)
Clan: NADP_Rossmann (1239)
(-)
Clan: no clan defined [family: TrkA_C] (4)

(-) Gene Ontology  (10, 10)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B,C,D,E,F,G,H   (MTHK_METTH | O27564)
molecular function
    GO:0008324    cation transmembrane transporter activity    Enables the transfer of cation from one side of the membrane to the other.
    GO:0042802    identical protein binding    Interacting selectively and non-covalently with an identical protein or proteins.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
biological process
    GO:0098655    cation transmembrane transport    A process in which a cation is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
    GO:0006811    ion transport    The directed movement of charged atoms or small charged molecules into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0006813    potassium ion transport    The directed movement of potassium ions (K+) into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
cellular component
    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: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.

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        MTHK_METTH | O27564: 2aef 2aej 2aem 2fy8 2ogu 3kxd 3ldc 3ldd 3lde 3ous 3r65 3rbx 3rbz 4ei2 4hyo 4hz3 4l73 4l74 4l75 4l76 4qe7 4qe9 4ro0

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 1LNQ)