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7BT2

Crystal structure of the SERCA2a in the E2.ATP state

Functional Information from GO Data
ChainGOidnamespacecontents
A0000045biological_processautophagosome assembly
A0000166molecular_functionnucleotide binding
A0002026biological_processregulation of the force of heart contraction
A0003012biological_processmuscle system process
A0005215molecular_functiontransporter activity
A0005246molecular_functioncalcium channel regulator activity
A0005388molecular_functionP-type calcium transporter activity
A0005509molecular_functioncalcium ion binding
A0005515molecular_functionprotein binding
A0005524molecular_functionATP binding
A0005783cellular_componentendoplasmic reticulum
A0005789cellular_componentendoplasmic reticulum membrane
A0005886cellular_componentplasma membrane
A0006811biological_processmonoatomic ion transport
A0006816biological_processcalcium ion transport
A0006874biological_processintracellular calcium ion homeostasis
A0006937biological_processregulation of muscle contraction
A0006984biological_processER-nucleus signaling pathway
A0007155biological_processcell adhesion
A0008544biological_processepidermis development
A0010460biological_processpositive regulation of heart rate
A0010666biological_processpositive regulation of cardiac muscle cell apoptotic process
A0010882biological_processregulation of cardiac muscle contraction by calcium ion signaling
A0014883biological_processtransition between fast and slow fiber
A0014898biological_processcardiac muscle hypertrophy in response to stress
A0016020cellular_componentmembrane
A0016240biological_processautophagosome membrane docking
A0016529cellular_componentsarcoplasmic reticulum
A0016887molecular_functionATP hydrolysis activity
A0019899molecular_functionenzyme binding
A0031095cellular_componentplatelet dense tubular network membrane
A0032469biological_processendoplasmic reticulum calcium ion homeostasis
A0032470biological_processpositive regulation of endoplasmic reticulum calcium ion concentration
A0033017cellular_componentsarcoplasmic reticulum membrane
A0033292biological_processT-tubule organization
A0034220biological_processmonoatomic ion transmembrane transport
A0034599biological_processcellular response to oxidative stress
A0034976biological_processresponse to endoplasmic reticulum stress
A0044325molecular_functiontransmembrane transporter binding
A0044548molecular_functionS100 protein binding
A0045822biological_processnegative regulation of heart contraction
A0046872molecular_functionmetal ion binding
A0070050biological_processneuron cellular homeostasis
A0070296biological_processsarcoplasmic reticulum calcium ion transport
A0070588biological_processcalcium ion transmembrane transport
A0086036biological_processregulation of cardiac muscle cell membrane potential
A0086039molecular_functionP-type calcium transporter activity involved in regulation of cardiac muscle cell membrane potential
A0097470cellular_componentribbon synapse
A0098909biological_processregulation of cardiac muscle cell action potential involved in regulation of contraction
A0106222molecular_functionlncRNA binding
A0140056biological_processorganelle localization by membrane tethering
A1903233biological_processregulation of calcium ion-dependent exocytosis of neurotransmitter
A1903515biological_processcalcium ion transport from cytosol to endoplasmic reticulum
A1903779biological_processregulation of cardiac conduction
A1990036biological_processcalcium ion import into sarcoplasmic reticulum
A1990456biological_processmitochondrion-endoplasmic reticulum membrane tethering
Functional Information from PDB Data
site_idAC1
Number of Residues21
Detailsbinding site for residue ATP A 1001
ChainResidue
AASP351
ALYS514
AGLY515
AALA516
AARG559
ALEU561
ATHR624
AGLY625
AASP626
AARG677
AHOH1104
ALYS352
AHOH1164
AHOH1170
ATHR353
AGLU439
AGLU442
APHE487
AARG489
ALYS492
AMET494

site_idAC2
Number of Residues4
Detailsbinding site for residue K A 1002
ChainResidue
ALEU710
ALYS711
AALA713
AGLU731

site_idAC3
Number of Residues6
Detailsbinding site for residue PCW A 1003
ChainResidue
ALYS252
APHE256
AGLN259
ALYS824
ALEU827
AILE828

site_idAC4
Number of Residues3
Detailsbinding site for residue PCW A 1004
ChainResidue
AGLY830
ATRP831
ALEU991

site_idAC5
Number of Residues2
Detailsbinding site for residue PCW A 1005
ChainResidue
APHE985
AARG988

site_idAC6
Number of Residues1
Detailsbinding site for residue PCW A 1006
ChainResidue
AARG324

site_idAC7
Number of Residues11
Detailsbinding site for residue MPD A 1007
ChainResidue
ATHR499
APRO500
ALYS502
APRO503
ASER504
ATHR506
ASER507
AMET508
APRO662
AARG666
APHE689

Functional Information from PROSITE/UniProt
site_idPS00154
Number of Residues7
DetailsATPASE_E1_E2 E1-E2 ATPases phosphorylation site. DKTGTLT
ChainResidueDetails
AASP351-THR357

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues662
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=1","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues108
DetailsTopological domain: {"description":"Lumenal","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=2","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues19
DetailsTransmembrane: {"description":"Helical; Name=3","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues17
DetailsTransmembrane: {"description":"Helical; Name=4","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues19
DetailsTransmembrane: {"description":"Helical; Name=5","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=6","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues22
DetailsTransmembrane: {"description":"Helical; Name=7","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues19
DetailsTransmembrane: {"description":"Helical; Name=8","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues18
DetailsTransmembrane: {"description":"Helical; Name=9","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=10","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues19
DetailsRegion: {"description":"Interaction with HAX1","evidences":[{"source":"PubMed","id":"18971376","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues31
DetailsRegion: {"description":"Interaction with PLN","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues1
DetailsActive site: {"description":"4-aspartylphosphate intermediate","evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues18
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P11607","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues5
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P04191","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI18
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"O55143","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI19
Number of Residues2
DetailsModified residue: {"description":"3'-nitrotyrosine","evidences":[{"source":"PubMed","id":"16399855","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI20
Number of Residues1
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"Q64578","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI21
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI22
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"17081983","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"18691976","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"19690332","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

239492

PDB entries from 2025-07-30

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