eF-site ID 6ah4-C
PDB Code 6ah4
Chain C

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Title Structure of human P2X3 receptor in complex with ATP and Ca2+ ion
Classification MEMBRANE PROTEIN
Compound P2X purinoceptor 3
Source (P2RX3_HUMAN)
Sequence C:  FFTYETPKVIVVKSWTIGIINRVVQLLIISYFVGWVFLHE
KAYQVRDTAIESSVVTKVKGSGLYANRVMDVSDYVTPPQG
TSVFVIITKMIVTENQMQGFCPESEEKYRCVSDSQCGPER
LPGGGILTGRCVNYSSVLRTCEIQGWCPTEVDTVETPIMM
EAENFTIFIKNSIRFPLFNFEKGNLLPNLTARDMKTCRFH
PDKDPFCPILRVGDVVKFAGQDFAKLARTGGVLGIKIGWV
CDLDKAWDQCIPKYSFTRLDSVSEKSSVSPGYNFRFAKYY
KMENGSEYRTLLKAFGIRFDVLVYGNAGKFNIIPTIISSV
AAFTSVGVGTVLCDIILLNFLKGADQYKAKKFEEVNE
Description (1)  P2X purinoceptor 3


Functional site

1) chain C
residue 21-43
type TRANSMEM
sequence WTIGIINRVVQLLIISYFVGWVF
description Helical; Name=1 => ECO:0000269|PubMed:27626375
source Swiss-Prot : SWS_FT_FI1

2) chain C
residue 44-322
type TOPO_DOM
sequence LHEKAYQVRDTAIESSVVTKVKGSGLYANRVMDVSDYVTP
PQGTSVFVIITKMIVTENQMQGFCPESEEKYRCVSDSQCG
PERLPGGGILTGRCVNYSSVLRTCEIQGWCPTEVDTVETP
IMMEAENFTIFIKNSIRFPLFNFEKGNLLPNLTARDMKTC
RFHPDKDPFCPILRVGDVVKFAGQDFAKLARTGGVLGIKI
GWVCDLDKAWDQCIPKYSFTRLDSVSEKSSVSPGYNFRFA
KYYKMENGSEYRTLLKAFGIRFDVLVYGNAGKFNIIPTI
description Extracellular => ECO:0000269|PubMed:27626375
source Swiss-Prot : SWS_FT_FI2

3) chain C
residue 323-341
type TRANSMEM
sequence ISSVAAFTSVGVGTVLCDI
description Helical; Name=2 => ECO:0000269|PubMed:27626375
source Swiss-Prot : SWS_FT_FI3

4) chain C
residue 63
type BINDING
sequence K
description BINDING => ECO:0000269|PubMed:27626375, ECO:0007744|PDB:5SVK, ECO:0007744|PDB:5SVL, ECO:0007744|PDB:5SVM, ECO:0007744|PDB:5SVP
source Swiss-Prot : SWS_FT_FI4

5) chain C
residue 172
type BINDING
sequence T
description BINDING => ECO:0000269|PubMed:27626375, ECO:0007744|PDB:5SVK, ECO:0007744|PDB:5SVL, ECO:0007744|PDB:5SVM, ECO:0007744|PDB:5SVP
source Swiss-Prot : SWS_FT_FI4

6) chain C
residue 275
type BINDING
sequence S
description BINDING => ECO:0000269|PubMed:27626375, ECO:0007744|PDB:5SVK, ECO:0007744|PDB:5SVL, ECO:0007744|PDB:5SVM, ECO:0007744|PDB:5SVP
source Swiss-Prot : SWS_FT_FI4

7) chain C
residue 279
type BINDING
sequence N
description BINDING => ECO:0000269|PubMed:27626375, ECO:0007744|PDB:5SVK, ECO:0007744|PDB:5SVL, ECO:0007744|PDB:5SVM, ECO:0007744|PDB:5SVP
source Swiss-Prot : SWS_FT_FI4

8) chain C
residue 299
type BINDING
sequence K
description BINDING => ECO:0000269|PubMed:27626375, ECO:0007744|PDB:5SVK, ECO:0007744|PDB:5SVL, ECO:0007744|PDB:5SVM, ECO:0007744|PDB:5SVP
source Swiss-Prot : SWS_FT_FI4

9) chain C
residue 139
type CARBOHYD
sequence N
description N-linked (GlcNAc...) asparagine => ECO:0000269|PubMed:27626375, ECO:0007744|PDB:5SVK
source Swiss-Prot : SWS_FT_FI5

10) chain C
residue 170
type CARBOHYD
sequence N
description N-linked (GlcNAc...) asparagine => ECO:0000269|PubMed:27626375, ECO:0007744|PDB:5SVJ, ECO:0007744|PDB:5SVK, ECO:0007744|PDB:5SVL, ECO:0007744|PDB:5SVM, ECO:0007744|PDB:5SVP, ECO:0007744|PDB:5SVQ, ECO:0007744|PDB:5SVR, ECO:0007744|PDB:5SVS, ECO:0007744|PDB:5SVT
source Swiss-Prot : SWS_FT_FI6

11) chain C
residue 290
type CARBOHYD
sequence N
description N-linked (GlcNAc...) asparagine => ECO:0000269|PubMed:27626375, ECO:0007744|PDB:5SVJ, ECO:0007744|PDB:5SVK, ECO:0007744|PDB:5SVL, ECO:0007744|PDB:5SVM, ECO:0007744|PDB:5SVP, ECO:0007744|PDB:5SVQ, ECO:0007744|PDB:5SVR, ECO:0007744|PDB:5SVS, ECO:0007744|PDB:5SVT
source Swiss-Prot : SWS_FT_FI6

12) chain C
residue 194
type CARBOHYD
sequence N
description N-linked (GlcNAc...) asparagine => ECO:0000269|PubMed:27626375, ECO:0007744|PDB:5SVJ, ECO:0007744|PDB:5SVK, ECO:0007744|PDB:5SVL, ECO:0007744|PDB:5SVM, ECO:0007744|PDB:5SVP, ECO:0007744|PDB:5SVQ, ECO:0007744|PDB:5SVS, ECO:0007744|PDB:5SVT
source Swiss-Prot : SWS_FT_FI7


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