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4KNF

Crystal structure of a blue-light absorbing proteorhodopsin double-mutant D97N/Q105L from HOT75

Functional Information from GO Data
ChainGOidnamespacecontents
A0006811biological_processmonoatomic ion transport
A0010461molecular_functionlight-activated monoatomic ion channel activity
A0016020cellular_componentmembrane
B0006811biological_processmonoatomic ion transport
B0010461molecular_functionlight-activated monoatomic ion channel activity
B0016020cellular_componentmembrane
C0006811biological_processmonoatomic ion transport
C0010461molecular_functionlight-activated monoatomic ion channel activity
C0016020cellular_componentmembrane
D0006811biological_processmonoatomic ion transport
D0010461molecular_functionlight-activated monoatomic ion channel activity
D0016020cellular_componentmembrane
E0006811biological_processmonoatomic ion transport
E0010461molecular_functionlight-activated monoatomic ion channel activity
E0016020cellular_componentmembrane
Functional Information from PDB Data
site_idAC1
Number of Residues13
DetailsBINDING SITE FOR RESIDUE RET A 301
ChainResidue
ATYR95
ATYR204
ATYR224
AASP228
ALYS232
ATRP98
ATHR101
AVAL102
AMET134
AGLY138
ATRP159
ATRP197
ATYR200

site_idAC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE RET B 301
ChainResidue
BTRP98
BTHR101
BVAL102
BMET134
BGLY138
BTRP197
BTYR200
BTYR204
BLYS232

site_idAC3
Number of Residues9
DetailsBINDING SITE FOR RESIDUE RET C 301
ChainResidue
CTRP98
CTHR101
CVAL102
CMET134
CGLY138
CTRP197
CTYR200
CTYR224
CLYS232

site_idAC4
Number of Residues10
DetailsBINDING SITE FOR RESIDUE RET D 301
ChainResidue
DTRP98
DTHR101
DVAL102
DMET134
DGLY138
DGLY155
DTRP159
DTRP197
DTYR200
DLYS232

site_idAC5
Number of Residues9
DetailsBINDING SITE FOR RESIDUE RET E 301
ChainResidue
ETRP98
ETHR101
EVAL102
EMET134
EGLY138
ETRP159
ETRP197
ETYR200
ELYS232

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues700
DetailsTRANSMEM: Helical => ECO:0000255
ChainResidueDetails
AVAL29-VAL49
BILE96-CYS116
BVAL119-PHE139
BALA143-ILE163
BMET189-LEU209
BLEU222-VAL242
CVAL29-VAL49
CVAL64-ILE84
CILE96-CYS116
CVAL119-PHE139
CALA143-ILE163
AVAL64-ILE84
CMET189-LEU209
CLEU222-VAL242
DVAL29-VAL49
DVAL64-ILE84
DILE96-CYS116
DVAL119-PHE139
DALA143-ILE163
DMET189-LEU209
DLEU222-VAL242
EVAL29-VAL49
AILE96-CYS116
EVAL64-ILE84
EILE96-CYS116
EVAL119-PHE139
EALA143-ILE163
EMET189-LEU209
ELEU222-VAL242
AVAL119-PHE139
AALA143-ILE163
AMET189-LEU209
ALEU222-VAL242
BVAL29-VAL49
BVAL64-ILE84

site_idSWS_FT_FI2
Number of Residues5
DetailsSITE: Primary proton acceptor
ChainResidueDetails
AASN97
BASN97
CASN97
DASN97
EASN97

site_idSWS_FT_FI3
Number of Residues5
DetailsSITE: Responsible for spectral tuning
ChainResidueDetails
ALEU105
BLEU105
CLEU105
DLEU105
ELEU105

site_idSWS_FT_FI4
Number of Residues5
DetailsSITE: Primary proton donor
ChainResidueDetails
AGLU108
BGLU108
CGLU108
DGLU108
EGLU108

site_idSWS_FT_FI5
Number of Residues5
DetailsMOD_RES: N6-(retinylidene)lysine => ECO:0000250
ChainResidueDetails
ALYS232
BLYS232
CLYS232
DLYS232
ELYS232

220113

PDB entries from 2024-05-22

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