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8A9S

Crystal structure of Ca2+-discharged obelin in complex with coelenteramine-v

Functional Information from GO Data
ChainGOidnamespacecontents
A0005509molecular_functioncalcium ion binding
A0008218biological_processbioluminescence
A0046872molecular_functionmetal ion binding
B0005509molecular_functioncalcium ion binding
B0008218biological_processbioluminescence
B0046872molecular_functionmetal ion binding
Functional Information from PROSITE/UniProt
site_idPS00018
Number of Residues13
DetailsEF_HAND_1 EF-hand calcium-binding domain. DINGNGKITldEI
ChainResidueDetails
AASP30-ILE42
AASP123-TRP135
AASP159-MET171

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues30
DetailsBINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU00448
ChainResidueDetails
AASP30
AGLU134
AASP159
AASP161
ASER163
AASP165
AGLU170
BASP30
BASN32
BASN34
BLYS36
AASN32
BGLU41
BASP123
BASP125
BSER127
BTHR129
BGLU134
BASP159
BASP161
BSER163
BASP165
AASN34
BGLU170
ALYS36
AGLU41
AASP123
AASP125
ASER127
ATHR129

Catalytic Information from CSA
site_idMCSA1
Number of Residues5
DetailsM-CSA 768
ChainResidueDetails
AHIS22electrostatic stabiliser, proton acceptor
ATRP92electrostatic stabiliser
ATYR138electrostatic stabiliser
AHIS175electrostatic stabiliser, proton acceptor
ATYR190electrostatic stabiliser, proton acceptor, proton donor, proton relay

site_idMCSA2
Number of Residues5
DetailsM-CSA 768
ChainResidueDetails
BHIS22electrostatic stabiliser, proton acceptor
BTRP92electrostatic stabiliser
BTYR138electrostatic stabiliser
BHIS175electrostatic stabiliser, proton acceptor
BTYR190electrostatic stabiliser, proton acceptor, proton donor, proton relay

223790

PDB entries from 2024-08-14

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