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Table 2 Characteristics of the putative SRO active sites.

From: The RST and PARP-like domain containing SRO protein family: analysis of protein structure, function and conservation in land plants

Name

Identifier

WWE

Catalytic Core Motif

Loop length (between β 4 and β 5)

NAD binding

Predicted Activity

Confirmed Activity

AtPARP1

At4g02390.1

No

H486 Y520 E614

38

yes

PARP

PARP [44]

AtPARP2

At2g31320.1

No

H833 Y867 E960

36

yes

PARP

ND

AtPARP3

At5g22470.1

No

C653 V687 E782

36

yes

PARP

ND

AtRCD1

At1g32230.1

Yes

L333 H365 N428

5

no *

inactive

inactive *

AtSRO1

At2g35510.1

Yes

V329 H361 N422

5

ND

inactive

ND

AtSRO2

At1g23550.1

Yes

Y118 H153 N216

5

ND

inactive

ND

AtSRO3

At1g70440.1

Yes

Y110 H145 K208

5

ND

inactive

ND

AtSRO4

At3g47720.1

Yes

C129 C150 K214

6

ND

inctive

ND

AtSRO5

At5g62520.1

Yes

C113 Y143 K207

5

ND

inactive

ND

HsPARP1

P09874

No

H862 Y896 E988 [24]

37

yes

PARP

PARP

HsPARP7

Q7Z3E1

Yes

H532 Y564 I631 [26]

6

ND

mART

ND

HsPARP10

Q53GL7

No

N886 Y919 I987 [26]

6

yes

mART

mART

HsPARP11

Q9NR21

Yes

H197 Y229 I313 [26]

6

ND

mART

ND

HsPARP12

Q9H0J9

Yes

H564 Y596 I660 [26]

6

ND

mART

ND

HsPARP13

Q7Z2W4

Yes

Y787 Y819 V876 [26]

6

ND

inactive

inactive

HsPARP14

NP_060024

Yes

H1682 Y1714 L1782 [26]

6

yes

mART

mART

  1. Relationship between conserved AA motif of the ADP-ribosyl transferase catalytic triad, the loop length between β-sheets 4 and 5, and predicted or know catalytic activity of selected A. thaliana and human PARPs and SRO family members. Presence or absence of the WWE domain (PS50918) and catalytic activities are indicated. Results of this study are marked with an asterisk (*).