Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

1TNP

STRUCTURES OF THE APO AND CALCIUM TROPONIN-C REGULATORY DOMAINS: THE MUSCLE CONTRACTION SWITCH

Functional Information from GO Data
ChainGOidnamespacecontents
A0005509molecular_functioncalcium ion binding
Functional Information from PDB Data
site_idI
Number of Residues12
Details
ChainResidue
AASP30
ATHR39
ALYS40
AGLU41
AALA31
AASP32
AGLY33
AGLY34
AGLY35
AASP36
AILE37
ASER38

site_idII
Number of Residues12
Details
ChainResidue
AASP66
AGLU67
AASP68
AGLY69
ASER70
AGLY71
ATHR72
AILE73
AASP74
APHE75
AGLU76
AGLU77

Functional Information from PROSITE/UniProt
site_idPS00018
Number of Residues13
DetailsEF_HAND_1 EF-hand calcium-binding domain. DADGGGDIStkEL
ChainResidueDetails
AASP30-LEU42
AASP66-PHE78

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues35
DetailsDomain: {"description":"EF-hand 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues35
DetailsDomain: {"description":"EF-hand 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues9
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"Blocked amino end (Ala)"}
ChainResidueDetails

243911

PDB entries from 2025-10-29

PDB statisticsPDBj update infoContact PDBjnumon