1. b.52.2 ADC-like Double psi beta-barrel barrel, closed; n=6, S=10; complex topology with crossover (psi) loops 1vld d1vldw1 W:770-775,786-795,796-806,812-818,862-867 1vld d1vldq1 Q:770-775,786-795,796-806,812-818,862-867 1vlf d1vlfw1 W:770-775,786-795,796-806,812-818,862-867 1vle d1vlem1 M:770-775,786-795,796-806,812-818,862-867 1vle d1vleo1 O:770-775,786-795,796-806,812-818,862-867 1vle d1vlew1 W:770-775,786-795,796-806,812-818,862-867 1ti2 d1ti2e1 E:770-775,786-795,796-806,812-818,862-867 1ti4 d1ti4k1 K:770-775,786-795,796-806,812-818,862-867 1ti2 d1ti2c1 C:770-775,786-795,796-806,812-818,862-867 1vld d1vldu1 U:770-775,786-795,796-806,812-818,862-867 1ti2 d1ti2k1 K:770-775,786-795,796-806,812-818,862-867 1e60 d1e60c1 C:667-672,683-692,693-703,709-715,757-764 1h5n d1h5nc1 C:667-672,683-692,693-703,709-715,757-764 1e60 d1e60a1 A:667-672,684-692,693-703,709-715,757-764 1eu1 d1eu1a1 A:667-672,683-692,693-703,709-715,757-764 1h5n d1h5na1 A:667-672,685-692,693-703,709-715,757-764 2dmr d2dmra1 A:667-672,685-692,693-703,709-715,757-764 1e5v d1e5va1 A:667-672,685-692,693-703,709-715,757-764 1e18 d1e18a1 A:667-672,683-692,693-703,709-715,757-764 1dmr d1dmra1 A:667-672,683-692,693-703,709-715,757-764 1e5v d1e5vc1 C:667-672,684-692,693-703,709-715,757-764 1dms d1dmsa1 A:667-672,684-692,693-703,709-715,757-764 3dmr d3dmra1 A:667-672,685-692,693-703,709-715,757-764 1g8j d1g8jc1 C:726-731,742-751,752-762,768-773,800-810 1e61 d1e61c1 C:667-672,684-692,693-703,709-715,757-764 1e61 d1e61a1 A:667-672,685-692,693-703,709-715,759-764 4dmr d4dmra1 A:667-672,684-692,693-703,709-715,759-764 1g8k d1g8ke1 E:726-731,742-751,752-762,768-773,800-810 1vle d1vles1 S:770-775,786-795,796-806,812-818,859-867 1vld d1vldo1 O:770-775,786-795,796-806,812-817,862-867 1ti4 d1ti4a1 A:770-775,786-795,796-806,812-818,859-867 1ti4 d1ti4c1 C:770-775,786-795,796-806,812-818,859-867 1ti2 d1ti2i1 I:770-775,786-795,796-806,812-817,862-867 1g8k d1g8kc1 C:726-731,742-751,752-762,768-773,800-810 1g8k d1g8ka1 A:726-731,742-751,752-762,768-773,800-810 1tmo d1tmoa1 A:676-681,692-701,702-712,718-724,775-780 1g8k d1g8kg1 G:726-731,742-751,752-762,768-773,800-810 1ti6 d1ti6k1 K:770-775,786-795,796-806,812-818,859-867 1ti2 d1ti2a1 A:770-775,786-795,796-806,812-818,859-867 1g8j d1g8ja1 A:726-731,742-751,752-762,768-773,800-810 1fdo d1fdoa1 A:606-611,621-631,632-642,648-653,683-688 1vle d1vleu1 U:770-775,786-795,796-806,812-818,858-867 1vlf d1vlfs1 S:770-775,786-795,796-806,812-818,858-867 1ti4 d1ti4e1 E:770-775,786-795,796-806,812-818,858-867 1aa6 d1aa6a1 A:606-611,623-631,632-642,648-653,680-688 1ti4 d1ti4i1 I:770-775,786-795,796-806,812-818,858-867 1ti6 d1ti6e1 E:770-775,786-795,796-806,812-818,858-867 1vle d1vleq1 Q:770-775,786-795,796-806,812-818,858-867 1ti6 d1ti6g1 G:770-775,786-795,796-806,812-818,858-867 1ti6 d1ti6i1 I:770-775,786-795,796-806,812-818,858-867 1vlf d1vlfu1 U:770-775,786-795,796-806,812-818,858-867 1fdi d1fdia1 A:606-611,622-631,632-642,648-653,683-688 1vlf d1vlfq1 Q:770-775,786-795,796-806,812-818,858-867 1vlf d1vlfo1 O:770-775,786-795,796-806,812-818,858-867 1ti6 d1ti6c1 C:770-775,786-795,796-806,812-818,858-867 1y5i d1y5ia1 A:1115-1120,1131-1140,1141-1152,1157-1163,1220-1227 1vlf d1vlfm1 M:770-775,786-795,796-806,812-818,858-867 1y5l d1y5la1 A:1115-1120,1131-1140,1141-1152,1157-1163,1220-1227 1q16 d1q16a1 A:1115-1120,1131-1140,1141-1152,1157-1163,1220-1227 1ti4 d1ti4g1 G:770-775,786-795,796-806,812-818,858-867 1ti6 d1ti6a1 A:770-775,786-795,796-806,812-818,858-867 1y5n d1y5na1 A:1115-1120,1131-1140,1141-1152,1157-1163,1220-1227 1vld d1vldm1 M:770-775,786-795,796-806,812-818,858-867 1y4z d1y4za1 A:1115-1120,1131-1140,1141-1152,1157-1163,1220-1227 1siw d1siwa1 A:1115-1120,1131-1140,1141-1152,1157-1163,1220-1227 2v45 d2v45a1 A:642-646,657-666,667-677,683-688,715-723 1r27 d1r27a1 A:1115-1120,1131-1140,1141-1152,1157-1163,1220-1227 2iv2 d2iv2x1 X:606-611,623-631,632-642,648-653,680-688 1r27 d1r27c1 C:1115-1120,1131-1140,1141-1152,1157-1163,1220-1227 2jio d2jioa1 A:642-646,657-666,667-677,683-688,715-723 2jip d2jipa1 A:642-646,657-666,667-677,683-688,715-723 2nap d2napa1 A:642-646,659-666,667-677,683-688,715-723 2v3v d2v3va1 A:642-646,657-666,667-677,683-688,715-723 1kqf d1kqfa1 A:918-923,935-943,944-954,968-973,1007-1015 2jiq d2jiqa1 A:642-646,657-666,667-677,683-688,715-723 2jim d2jima1 A:642-646,657-666,667-677,683-688,715-723 1ti2 d1ti2g1 G:770-775,786-795,796-806,812-817,858-867 2jir d2jira1 A:642-646,659-666,667-677,683-688,714-723 1h0h d1h0hk1 K:880-885,896-905,906-916,930-935,967-977 1cr5 d1cr5c1 C:44-48,54-61,63-71,77-82,93-102 1cr5 d1cr5a1 A:44-48,54-61,63-71,77-82,93-102 1cr5 d1cr5b1 B:44-48,54-61,63-71,77-82,93-102 1pyu d1pyu.2 D:25-29,40-50,51-61,68-73,83-94 1pyq d1pyqa_ A:25-30,41-51,52-62,69-74,84-95 1pqf d1pqfa_ A:24-29,40-50,51-61,68-73,83-94 1pt1 d1pt1b_ B:24-29,40-50,51-61,68-73,83-94 1pqh d1pqha_ A:24-29,40-50,51-61,68-73,83-94 1pqh d1pqhb_ B:24-29,40-50,51-61,68-73,83-94 1pt1 d1pt1a_ A:24-29,40-50,56-62,67-73,83-94 3. e.29.1 beta and beta-prime subunits of DNA dependent RNA-polymerase The catalytic site is formed by the association of two double-psi beta-barrel domains, one from each subunit ! beta and beta-prime subunits of DNA dependent RNA-polymerase Multidomain subunits of complex domain organization 2cw0 d2cw0d1 D:640-645,699-704,712-721,725-730,743-749 2cw0 d2cw0n1 N:640-645,699-704,712-721,725-729,743-749 1iw7 d1iw7d_ D:640-645,699-704,712-721,725-729,743-749 1iw7 d1iw7n_ N:640-645,699-704,712-721,725-729,743-749 2a68 d2a68n1 N:640-645,699-704,712-721,725-729,743-749 2a68 d2a68d1 D:640-645,699-704,712-721,725-729,743-749 2be5 d2be5d1 D:640-645,699-704,712-721,725-729,743-749 2be5 d2be5n1 N:640-645,699-704,712-721,725-729,743-749 2a69 d2a69n1 N:640-645,699-704,712-721,725-729,743-749 2o5i d2o5id1 D:640-645,699-704,712-721,725-729,743-749 2a69 d2a69d1 D:640-645,699-704,712-721,725-729,743-749 2a6h d2a6hn1 N:640-645,699-704,712-721,725-729,743-749 2o5i d2o5in1 N:640-645,699-704,712-721,725-729,743-749 2a6h d2a6hd1 D:640-645,699-704,712-721,725-729,743-749 2a6e d2a6ed1 D:640-645,699-704,712-721,725-729,743-749 2ppb d2ppbn1 N:640-645,699-704,712-721,725-729,743-749 2a6e d2a6en1 N:640-645,699-704,712-721,725-729,743-749 2ppb d2ppbd1 D:640-645,699-704,712-721,725-729,743-749 2o5j d2o5jd1 D:640-645,699-704,712-721,725-729,744-749 1smy d1smyd_ D:640-645,699-704,712-721,725-729,743-749 1smy d1smyn_ N:640-645,699-704,712-721,725-729,743-749 3dxj d3dxjd1 D:640-645,699-704,712-721,725-729,743-749 2a69 d2a69c1 C:686-692,837-842,844-854,868-872,988-997 2a69 d2a69m1 M:686-692,837-842,844-854,868-872,988-997 2a6h d2a6hc1 C:686-692,837-842,844-854,868-872,988-997 2be5 d2be5c1 C:686-692,837-842,844-854,868-872,988-997 2a68 d2a68c1 C:686-692,837-842,844-854,868-872,988-997 2o5i d2o5im1 M:686-692,837-842,844-854,868-872,988-997 2be5 d2be5m1 M:686-692,837-842,844-854,868-872,988-997 2ppb d2ppbm1 M:686-692,837-842,844-854,868-872,988-997 2ppb d2ppbc1 C:686-692,837-842,844-854,868-872,988-997 2o5i d2o5ic1 C:686-692,837-842,844-854,868-872,988-997 2o5j d2o5jm1 M:686-692,837-842,844-854,868-872,988-997 2o5j d2o5jc1 C:686-692,837-842,844-854,868-872,988-997 1iw7 d1iw7m_ M:686-692,837-842,844-854,868-872,988-997 1iw7 d1iw7c_ C:686-692,837-842,844-854,868-872,988-997 3dxj d3dxjc1 C:686-692,837-842,844-854,868-872,988-997 1twh d1twha_ A:362-367,440-446,454-463,467-471,485-491 2cw0 d2cw0m1 M:686-692,837-842,844-854,868-872,988-997 1twc d1twca_ A:362-367,440-446,454-463,467-471,485-491 3dxj d3dxjm1 M:686-692,837-842,844-854,868-872,988-997 2a6h d2a6hm1 M:686-693,837-842,844-855,868-872,988-997 2a6e d2a6em1 M:686-693,837-842,844-855,868-872,988-997 1smy d1smyc_ C:686-692,837-842,844-854,868-872,988-997 2a6e d2a6ec1 C:686-693,837-842,844-855,868-872,988-997 2cw0 d2cw0c1 C:686-693,837-842,844-855,868-872,988-997 1zyr d1zyrn1 N:640-645,699-704,713-721,725-729,743-749 1zyr d1zyrm1 M:686-693,837-842,844-855,868-872,988-997 1k83 d1k83a_ A:362-367,438-446,454-463,467-471,485-491 1twg d1twga_ A:362-367,438-446,454-463,467-471,485-491 1i50 d1i50a_ A:362-367,438-446,454-463,467-471,485-491 1zyr d1zyrd1 D:640-645,699-704,713-721,725-729,743-749 2o5j d2o5jn1 N:640-645,699-704,713-721,725-729,744-749 1twf d1twfa_ A:362-367,438-446,454-463,467-471,485-491 2b63 d2b63a1 A:362-367,438-446,454-463,467-471,485-491 1smy d1smym_ M:686-693,837-842,844-855,868-872,988-997 1twa d1twaa_ A:362-367,438-446,454-463,467-471,485-491 1i6h d1i6ha_ A:362-367,438-446,454-463,467-471,485-491 2gho d2ghod1 D:349-354,408-413,422-430,434-438,452-458 1ynn d1ynnc1 C:686-692,835-842,844-854,868-872,988-998 2ja7 d2ja7m1 M:362-367,438-446,454-463,467-471,485-491 2e2h d2e2ha1 A:362-367,438-446,454-463,467-471,485-491 2e2j d2e2ja1 A:362-367,438-446,454-463,467-471,485-491 2nvq d2nvqa1 A:362-367,438-446,454-463,467-471,485-491 2ja6 d2ja6a1 A:362-368,438-446,454-464,467-471,485-491 2yu9 d2yu9a1 A:362-367,438-446,454-463,467-472,485-491 2nvy d2nvya1 A:362-367,437-446,456-462,467-471,485-491 2ja5 d2ja5a1 A:362-368,438-446,454-464,467-471,485-491 2ja7 d2ja7a1 A:362-368,438-446,454-464,467-471,485-491 2e2i d2e2ia1 A:362-367,438-446,454-463,467-471,485-491 2nvt d2nvta1 A:362-367,438-446,454-463,467-471,485-491 2ja8 d2ja8a1 A:362-368,438-446,454-464,467-471,485-491 1zyr d1zyrc1 C:686-692,836-842,844-854,868-872,988-997 2nvt d2nvtb1 B:837-842,976-983,985-994,1009-1013,1084-1096 1i3q d1i3qa_ A:362-367,438-446,456-463,467-471,485-491 2vum d2vumb1 B:837-842,976-983,985-994,1009-1013,1084-1096 2nvx d2nvxa1 A:362-367,438-446,456-463,467-471,485-491 1i6v d1i6vc_ C:686-692,835-841,847-854,868-872,994-998 2nvy d2nvyb1 B:837-842,976-983,986-994,1009-1013,1084-1095