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2QNR

Human septin 2 in complex with GDP

Functional Information from GO Data
ChainGOidnamespacecontents
A0005525molecular_functionGTP binding
A0051301biological_processcell division
B0005525molecular_functionGTP binding
B0051301biological_processcell division
Functional Information from PDB Data
site_idAC1
Number of Residues14
DetailsBINDING SITE FOR RESIDUE GDP A 1401
ChainResidue
AGLY47
AGLY241
AARG256
ATYR258
BTHR186
BGLU191
ALEU48
AGLY49
ALYS50
ASER51
ATHR52
ALYS183
AASP185
AVAL240

site_idAC2
Number of Residues15
DetailsBINDING SITE FOR RESIDUE GDP B 1401
ChainResidue
ATHR186
AGLU191
BSER46
BGLY47
BLEU48
BGLY49
BLYS50
BSER51
BTHR52
BLYS183
BASP185
BVAL240
BGLY241
BARG256
BTYR258

site_idAC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE UNX A 1
ChainResidue
ATYR258
APRO259
BLEU189

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE UNX A 3
ChainResidue
AVAL175
AASN176
AILE177
ALYS209
ATYR211

site_idAC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE UNX B 4
ChainResidue
BGLY44
BGLU45
BLEU48
BPHE152

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues14
DetailsRegion: {"description":"G1 motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01056","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues6
DetailsRegion: {"description":"G4 motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01056","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues20
DetailsRegion: {"description":"Important for dimerization"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues32
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsSite: {"description":"Important for dimerization"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"15150837","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19165576","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17081983","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"18088087","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"18220336","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"18318008","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"18691976","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"19369195","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"19690332","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"21406692","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

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PDB entries from 2025-11-05

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