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Table 3 Real running time T R of the IFACEwat in re-ranking some of the protein complexes and the estimated formula of the MD time for the structural refinement stage of the IFACEwat results as compared to ZDOCK

From: IFACEwat: the interfacial water-implemented re-ranking algorithm to improve the discrimination of near native structures for protein rigid docking

Complex

Type

IFACEwat re-ranking time T R (second/~minute)

Expected MD refinement timeb to obtain at least 1 near native structure using

   

ZDOCK

IFACEwat

   

Rank of 1st Hit

MD time

Rank of 1st Hit

MD tìme

4CPA

E

489.9/8.2

51

51 * TDi

4

4 * TDi

1QA9

O

542.9/9.1

2

2 * TDi

1

TDi

2AYO

O

1109.8/18.5

32

32 * TDi

10

10 * TDi

2HLE

O

819.0/13.6

2

2 * TDi

1

TDi

2VDB

O

864.0/14.4

57

57 * TDi

18

18 * TDi

3BP8

O

500.8/8.3

11

11 * TDi

3

3 * TDi

1BGX

A

1215.4/20.2

-

2000 * TDi

1

TDi

1KXQ

AB

1289.5/21.5

-

2000 * TDi

1

TDi

2O3B

E

632.4/10.5

7

7 * TDi

5

5 * TDi

1YVB

E

855.5/14.2

-

2000 * TDi

2

2 * TDi

1FLE

E

564.0/9.4

6

6 * TDi

4

4 * TDi

1AK4

O

290.4/4.8

-

2000 * TDi

3

3 * TDi

1H9D

O

954.9/15.9

-

2000 * TDi

1

TDi

1HCF

O

738.7/12.3

-

2000 * TDi

1

TDi

1RV6

O

848.2/14.1

-

2000 * TDi

3

3 * TDi

1Z0K

O

859.6/14.3

-

2000 * TDi

1

TDi

2A9K

O

678.9/11.3

-

2000 * TDi

2

2 * TDi

2BTF

O

1130.1/18.8

6

6 * TDi

1

TDi

2OOR

O

1297.8/21.6

-

2000 * TDi

1

TDi

  1. aRe-ranking of 2000 predictions of each protein complex on an Intel Xeon CPU E5540@2.53GHz machine. bAssume that each conformation of each complex takes equivalent time during the MD simulation, i.e. TDi. "-" means ZDOCK does not obtain any hit in the corresponding case