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2CT1

Solution Structure of the zinc finger domain of Transcriptional repressor CTCF protein

Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 201
ChainResidue
ACYS18
ACYS21
AHIS34
AHIS39

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 401
ChainResidue
ACYS48
ACYS51
AHIS64
AHIS69

Functional Information from PROSITE/UniProt
site_idPS00028
Number of Residues22
DetailsZINC_FINGER_C2H2_1 Zinc finger C2H2 type domain signature. Cyi..CharFtqsgtmkmHilqk.H
ChainResidueDetails
ACYS18-HIS39
ACYS48-HIS69

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues23
DetailsZinc finger: {"description":"C2H2-type 6","evidences":[{"source":"PROSITE-ProRule","id":"PRU00042","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues23
DetailsZinc finger: {"description":"C2H2-type 7","evidences":[{"source":"PROSITE-ProRule","id":"PRU00042","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

242842

PDB entries from 2025-10-08

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