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1SUM

Crystal structure of a hypothetical protein at 2.0 A resolution

Functional Information from GO Data
ChainGOidnamespacecontents
B0005737cellular_componentcytoplasm
B0006817biological_processphosphate ion transport
B0030643biological_processintracellular phosphate ion homeostasis
B0042803molecular_functionprotein homodimerization activity
B0045936biological_processnegative regulation of phosphate metabolic process
B2000186biological_processnegative regulation of phosphate transmembrane transport
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE FE B 236
ChainResidue
BGLU7
BGLU11
BGLU106
BGLU109

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE FE B 237
ChainResidue
BHOH615
BGLU49
BASP53
BGLU91
BASP95
BPO3569

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE FE B 238
ChainResidue
BGLU91
BASN92
BASP95
BPO3569
BHOH589
BHOH628

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE FE B 239
ChainResidue
BGLU56
BGLU88
BGLU91
BHOH579
BHOH589

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE FE B 240
ChainResidue
BASP152
BASP156
BGLU191
BASP195
BPO3568
BHOH603

site_idAC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE FE B 241
ChainResidue
BGLU191
BASP195
BPO3568
BHOH624
BHOH627
BHOH634

site_idAC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE FE B 242
ChainResidue
BASP152
BASP156
BPO3568
BHOH573
BHOH590

site_idAC8
Number of Residues7
DetailsBINDING SITE FOR RESIDUE NI B 301
ChainResidue
BGLU49
BGLU50
BASP53
BLYS214
BPO3569
BHOH592
BHOH611

site_idAC9
Number of Residues1
DetailsBINDING SITE FOR RESIDUE CA B 401
ChainResidue
BARG163

site_idBC1
Number of Residues9
DetailsBINDING SITE FOR RESIDUE PO3 B 568
ChainResidue
BASP152
BASP156
BGLU191
BASP195
BFE240
BFE241
BFE242
BHOH627
BHOH634

site_idBC2
Number of Residues8
DetailsBINDING SITE FOR RESIDUE PO3 B 569
ChainResidue
BGLU49
BASP53
BGLU91
BASP95
BASN199
BFE237
BFE238
BNI301

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PDB entries from 2025-12-17

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