eF-site ID 1qae-A
PDB Code 1qae
Chain A

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Title THE ACTIVE SITE OF SERRATIA ENDONUCLEASE CONTAINS A CONSERVED MAGNESIUM-WATER CLUSTER
Classification ENDONUCLEASE
Compound PROTEIN (EXTRACELLULAR ENDONUCLEASE)
Source Serratia marcescens (NUCA_SERMA)
Sequence A:  IDNCAVGCPTGGSSNVSIVRHAYTLNNNSTTKFANWVAYH
ITKDTPASGKTRNWKTDPALNPADTLAPADYTGANAALKV
DRGHQAPLASLAGVSDWESLNYLSNITPQKSDLNQGAWAR
LEDQERKLIDRADISSVYTVTGPLYERDMGKLPGTQKAHT
IPSAYWKVIFINNSPAVNHYAAFLFDQNTPKGADFCQFRV
TVDEIEKRTGLIIWAGLPDDVQASLKSKPGVLPELMGCKN
Description


Functional site

1) chain A
residue 89
type
sequence H
description ACTIVE SITE REGION IN MONOMER A WITH CATALYTIC MAGNESIUM WATER CLUSTER
source : ASA

2) chain A
residue 127
type
sequence E
description ACTIVE SITE REGION IN MONOMER A WITH CATALYTIC MAGNESIUM WATER CLUSTER
source : ASA

3) chain A
residue 119
type
sequence N
description ACTIVE SITE REGION IN MONOMER A WITH CATALYTIC MAGNESIUM WATER CLUSTER
source : ASA

4) chain A
residue 119
type
sequence N
description BINDING SITE FOR RESIDUE MG A 251
source : AC1

5) chain A
residue 57
type catalytic
sequence R
description 42
source MCSA : MCSA1

6) chain A
residue 89
type catalytic
sequence H
description 42
source MCSA : MCSA1

7) chain A
residue 110
type catalytic
sequence N
description 42
source MCSA : MCSA1

8) chain A
residue 119
type catalytic
sequence N
description 42
source MCSA : MCSA1

9) chain A
residue 127
type catalytic
sequence E
description 42
source MCSA : MCSA1

10) chain A
residue 86-94
type prosite
sequence DRGHQAPLA
description NUCLEASE_NON_SPEC DNA/RNA non-specific endonucleases active site. DRGHQaplA
source prosite : PS01070

11) chain A
residue 89
type ACT_SITE
sequence H
description Proton acceptor => ECO:0000255|PROSITE-ProRule:PRU10047, ECO:0000269|PubMed:8078761
source Swiss-Prot : SWS_FT_FI1

12) chain A
residue 119
type BINDING
sequence N
description
source Swiss-Prot : SWS_FT_FI2


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