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1E12

Halorhodopsin, a light-driven chloride pump

Functional Information from GO Data
ChainGOidnamespacecontents
A0005216molecular_functionmonoatomic ion channel activity
A0005886cellular_componentplasma membrane
A0006811biological_processmonoatomic ion transport
A0007602biological_processphototransduction
A0009881molecular_functionphotoreceptor activity
A0016020cellular_componentmembrane
A0034220biological_processmonoatomic ion transmembrane transport
Functional Information from PDB Data
site_idAC1
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL A 501
ChainResidue
ATHR111
ASER115
ALYS242

site_idAC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE K A 503
ChainResidue
AGLY83
AVAL86

site_idAC3
Number of Residues11
DetailsBINDING SITE FOR RESIDUE RET A 999
ChainResidue
ASER168
APHE172
ATRP207
ATYR210
APRO211
AASP238
ALYS242
ATRP112
ATHR116
AMET144
ATYR165

site_idAC4
Number of Residues7
DetailsBINDING SITE FOR RESIDUE PLM A 700
ChainResidue
ASER75
ALEU110
ATHR111
APRO117
APHE135
AALA139
AVAL146

site_idAC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE OLC A 701
ChainResidue
ATRP162
AHOH2064

site_idAC6
Number of Residues2
DetailsBINDING SITE FOR RESIDUE OLC A 703
ChainResidue
AOLC705
AOLC719

site_idAC7
Number of Residues1
DetailsBINDING SITE FOR RESIDUE OLC A 705
ChainResidue
AOLC703

site_idAC8
Number of Residues4
DetailsBINDING SITE FOR RESIDUE OLC A 709
ChainResidue
AALA157
ALEU159
APHE160
AOLC717

site_idAC9
Number of Residues1
DetailsBINDING SITE FOR RESIDUE OLC A 711
ChainResidue
AILE212

site_idBC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE OLC A 713
ChainResidue
AGLY41
AILE42
ALEU45
AOLC715

site_idBC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE OLC A 715
ChainResidue
AVAL37
AALA38
ALEU45
AOLC713
AOLC717

site_idBC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE OLC A 717
ChainResidue
AARG52
AOLC709
AOLC715

site_idBC4
Number of Residues1
DetailsBINDING SITE FOR RESIDUE OLC A 719
ChainResidue
AOLC703

Functional Information from PROSITE/UniProt
site_idPS00327
Number of Residues12
DetailsBACTERIAL_OPSIN_RET Bacterial rhodopsins retinal binding site. YSVLDVfAKyVF
ChainResidueDetails
ATYR234-PHE245

site_idPS00950
Number of Residues13
DetailsBACTERIAL_OPSIN_1 Bacterial rhodopsins signature 1. RYlTWaLSTPMIL
ChainResidueDetails
AARG108-LEU120

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues25
DetailsTransmembrane: {"description":"Helical; Name=Helix A","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues18
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues23
DetailsTransmembrane: {"description":"Helical; Name=Helix B","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues34
DetailsTopological domain: {"description":"Extracellular","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues21
DetailsTransmembrane: {"description":"Helical; Name=Helix C","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues23
DetailsTransmembrane: {"description":"Helical; Name=Helix D","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues22
DetailsTransmembrane: {"description":"Helical; Name=Helix E","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues23
DetailsTransmembrane: {"description":"Helical; Name=Helix F","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues28
DetailsTransmembrane: {"description":"Helical; Name=Helix G","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues1
DetailsModified residue: {"description":"N6-(retinylidene)lysine","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

244693

PDB entries from 2025-11-12

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