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1KGI

Rat transthyretin (also called prealbumin) complex with 3,3',5,5'-tetraiodothyroacetic acid (t4ac)

Functional Information from GO Data
ChainGOidnamespacecontents
A0001523biological_processretinoid metabolic process
A0005179molecular_functionhormone activity
A0005576cellular_componentextracellular region
A0005615cellular_componentextracellular space
A0006144biological_processpurine nucleobase metabolic process
A0007165biological_processsignal transduction
A0032991cellular_componentprotein-containing complex
A0036094molecular_functionsmall molecule binding
A0042403biological_processthyroid hormone metabolic process
A0042562molecular_functionhormone binding
A0042802molecular_functionidentical protein binding
A0044877molecular_functionprotein-containing complex binding
A0070324molecular_functionthyroid hormone binding
A0140313molecular_functionmolecular sequestering activity
B0001523biological_processretinoid metabolic process
B0005179molecular_functionhormone activity
B0005576cellular_componentextracellular region
B0005615cellular_componentextracellular space
B0006144biological_processpurine nucleobase metabolic process
B0007165biological_processsignal transduction
B0032991cellular_componentprotein-containing complex
B0036094molecular_functionsmall molecule binding
B0042403biological_processthyroid hormone metabolic process
B0042562molecular_functionhormone binding
B0042802molecular_functionidentical protein binding
B0044877molecular_functionprotein-containing complex binding
B0070324molecular_functionthyroid hormone binding
B0140313molecular_functionmolecular sequestering activity
C0001523biological_processretinoid metabolic process
C0005179molecular_functionhormone activity
C0005576cellular_componentextracellular region
C0005615cellular_componentextracellular space
C0006144biological_processpurine nucleobase metabolic process
C0007165biological_processsignal transduction
C0032991cellular_componentprotein-containing complex
C0036094molecular_functionsmall molecule binding
C0042403biological_processthyroid hormone metabolic process
C0042562molecular_functionhormone binding
C0042802molecular_functionidentical protein binding
C0044877molecular_functionprotein-containing complex binding
C0070324molecular_functionthyroid hormone binding
C0140313molecular_functionmolecular sequestering activity
D0001523biological_processretinoid metabolic process
D0005179molecular_functionhormone activity
D0005576cellular_componentextracellular region
D0005615cellular_componentextracellular space
D0006144biological_processpurine nucleobase metabolic process
D0007165biological_processsignal transduction
D0032991cellular_componentprotein-containing complex
D0036094molecular_functionsmall molecule binding
D0042403biological_processthyroid hormone metabolic process
D0042562molecular_functionhormone binding
D0042802molecular_functionidentical protein binding
D0044877molecular_functionprotein-containing complex binding
D0070324molecular_functionthyroid hormone binding
D0140313molecular_functionmolecular sequestering activity
Functional Information from PDB Data
site_idAC1
Number of Residues18
DetailsBINDING SITE FOR RESIDUE T4A C 128
ChainResidue
ALYS15
CLEU417
CALA508
CALA509
CSER517
CTHR518
CTHR519
CHOH972
CHOH973
DSER715
ALEU17
ATHR106
AALA108
AALA109
ALEU110
ASER117
ATHR119
CLYS415

site_idAC2
Number of Residues13
DetailsBINDING SITE FOR RESIDUE T4A D 328
ChainResidue
BLYS215
BLEU217
BGLU254
BALA308
BALA309
BLEU310
DLYS615
DLEU617
DGLU654
DALA708
DALA709
DLEU710
DHOH995

Functional Information from PROSITE/UniProt
site_idPS00768
Number of Residues16
DetailsTRANSTHYRETIN_1 Transthyretin signature 1. KVLDavrGsPAvdVaV
ChainResidueDetails
ALYS15-VAL30

site_idPS00769
Number of Residues13
DetailsTRANSTHYRETIN_2 Transthyretin signature 2. YTIAalLSPYSYS
ChainResidueDetails
ATYR105-SER117

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11995998","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"1KGI","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11995998","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsModified residue: {"description":"Sulfocysteine","evidences":[{"source":"UniProtKB","id":"P02766","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsModified residue: {"description":"4-carboxyglutamate","evidences":[{"source":"UniProtKB","id":"P02766","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues4
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"22673903","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues4
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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