Table 2.

The comparison results about memory consumption of our parallel against original versions of A* search for protein design

PDB	Space	A*1	GA*768	GA*4992
2QCP	2·1017	31 589 690	32 825 074	35 517 854
1XMK	2·1014	2 910 324	3 325 654	4 419 100
1X6I	7·1013	1 919 055	2 282 986	3 486 684
1UCS	6·1012	1 713 636	2 196 315	2 960 752
1CC8	3·1014	966 196	1 255 899	1 893 701
2CS7	8·1012	1 378 633	1 686 558	2 354 910
2BWF	9·1013	325 634	529 810	981 302
1I27	7·1011	121 920	260 825	737 328
1T8K	2·1013	129 767	211 003	618 794
1R6J	2·1014	117 053	244 399	837 359

Note: Each column has the same meaning as that in Table 1 except that the numbers in last three columns represent the numbers of expanded nodes in different programs.