Evolutionary classification of protein domain structures
alpha arraysalpha-helix arrays with mainly perpendicular helices
alpha bundlesalpha-helix bundles with mainly parallel helices




Representatives:
e1kp8A1[A:2-136,A:410-526]
nonrep
Image
Pymol
Jmol Links:
PDB,
SCOP,
CATH, PubMed,
DOI
groEL protein ; X-RAY DIFFRACTION 2.0Å
e3j02D5[D:1474-1610,D:1830-1964] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Lidless D386A Mm-cpn variant ; ELECTRON MICROSCOPY
e3izkJ5[J:4420-4556,J:4776-4910] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
Chaperonin ; ELECTRON MICROSCOPY
e4d8qM3[M:25-162,M:438-559] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e3p9dE4[E:30-162,E:438-559] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF
e3p9dM5[M:30-162,M:438-559] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF
e3p9ee5[e:1030-1162,e:1438-1559] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF
e3p9em5[m:1030-1162,m:1438-1559] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF
e4b2tq3[q:1013-1152,q:1408-1528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT THETA ; X-RAY DIFFRACTION
e4b2tz1[z:1004-1140,z:1392-1525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ZETA ; X-RAY DIFFRACTION
e1iokA1[A:2-136,A:410-526] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CHAPERONIN 60 ; X-RAY DIFFRACTION 3.2Å
e1iokB1[B:2-136,B:410-526] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CHAPERONIN 60 ; X-RAY DIFFRACTION 3.2Å
e1iokC1[C:2-136,C:410-526] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CHAPERONIN 60 ; X-RAY DIFFRACTION 3.2Å
e1iokD1[D:2-136,D:410-526] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CHAPERONIN 60 ; X-RAY DIFFRACTION 3.2Å
e1iokE1[E:2-136,E:410-526] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CHAPERONIN 60 ; X-RAY DIFFRACTION 3.2Å
e1iokF1[F:2-136,F:410-526] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CHAPERONIN 60 ; X-RAY DIFFRACTION 3.2Å
e1iokG1[G:2-136,G:410-526] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
CHAPERONIN 60 ; X-RAY DIFFRACTION 3.2Å
e4pknG1[G:2-136,G:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknA1[A:2-136,A:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknB1[B:2-136,B:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknF1[F:2-136,F:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknE1[E:2-136,E:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknC1[C:2-136,C:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknD1[D:2-136,D:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknK1[K:2-136,K:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknJ1[J:2-136,J:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknI1[I:2-136,I:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknL1[L:2-136,L:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknM1[M:2-136,M:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknH1[H:2-136,H:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pknN1[N:2-136,N:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.66Å
e4pkoA1[A:2-136,A:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoB1[B:2-136,B:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoC1[C:2-136,C:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoD1[D:2-136,D:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoE1[E:2-136,E:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoF1[F:2-136,F:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoG1[G:2-136,G:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoH1[H:2-136,H:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoI1[I:2-136,I:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoJ1[J:2-136,J:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoK1[K:2-136,K:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoL1[L:2-136,L:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoM1[M:2-136,M:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e4pkoN1[N:2-136,N:410-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ADP,BEF,K,MG ; X-RAY DIFFRACTION 3.84Å
e3rtkB1[B:61-128,B:402-514] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 KDA CHAPERONIN 2 ; X-RAY DIFFRACTION 2.8Å
e4d8qA1[A:5-147,A:412-550] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4aola1[a:1001-1143,a:1403-1537] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4d8qI1[I:5-147,I:412-550] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4apka1[a:4001-4143,a:4403-4537] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4apkA1[A:3001-3143,A:3403-3537] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4d8ri1[i:5-147,i:412-550] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4d8ra1[a:5-147,a:412-550] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4d8rj1[j:1-142,j:392-518] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4apkB1[B:3001-3139,B:3389-3515] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4aolb1[b:1001-1139,b:1389-1515] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4apkb1[b:4001-4139,b:4389-4515] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4d8rb1[b:1-142,b:392-518] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e4d8qJ1[J:1-142,J:392-518] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF,MG
e3wvlB3[B:2-135,B:409-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ATP,K,MG ; X-RAY DIFFRACTION 3.7Å
e3wvlC3[C:2-135,C:409-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ATP,K,MG ; X-RAY DIFFRACTION 3.7Å
e3wvlK3[K:2-135,K:409-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ATP,K,MG ; X-RAY DIFFRACTION 3.7Å
e3wvlN3[N:2-135,N:409-525] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 kDa chaperonin ; ligands: ATP,MG ; X-RAY DIFFRACTION 3.7Å
e1grlB2[B:6-136,B:410-523] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
GROEL (HSP60 CLASS) ; X-RAY DIFFRACTION 2.8Å
e3iygQ1[Q:1-133,Q:391-512] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit theta ; ELECTRON MICROSCOPY
e1sjpA2[A:60-134,A:408-514] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
60 KDA CHAPERONIN 2 ; X-RAY DIFFRACTION 3.2Å
e3p9dH3[H:5-148,H:418-538] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF
e3p9dP3[P:5-148,P:418-538] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF
e3p9eh3[h:1005-1148,h:1418-1538] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF
e3p9ep3[p:1005-1148,p:1418-1538] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
; ligands: ADP,BEF
e4b2tD1[D:21-159,D:409-542] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT DELTA ; X-RAY DIFFRACTION
e4v4oF3[F:3-138,F:409-531] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4oG3[G:3-138,G:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4oI3[I:3-138,I:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4oJ3[J:3-138,J:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4oK3[K:3-138,K:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4oM3[M:3-138,M:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4oh3[h:3-138,h:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4oi3[i:3-138,i:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4oj3[j:3-138,j:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4ok3[k:3-138,k:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4ol3[l:3-138,l:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4om3[m:3-138,m:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4on3[n:3-138,n:409-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4oA3[A:3-138,A:409-529] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4oB3[B:3-138,B:409-529] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4oC3[C:3-138,C:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4oD3[D:3-138,D:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4oE3[E:3-138,E:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4oH3[H:3-138,H:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4oL3[L:3-138,L:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4oN3[N:3-138,N:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: DMS ; X-RAY DIFFRACTION
e4v4oa3[a:3-138,a:409-529] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4ob3[b:3-138,b:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4oc3[c:3-138,c:409-529] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4od3[d:3-138,d:409-529] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4oe3[e:3-138,e:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4of3[f:3-138,f:409-529] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v4og3[g:3-138,g:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
cpn60(GroEL) ; ligands: ADP,DMS,MG ; X-RAY DIFFRACTION
e4v81F1[F:22-140,F:399-544] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit zeta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81N1[N:22-140,N:399-544] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit zeta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81f1[f:1022-1140,f:1399-1544] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit zeta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81n1[n:1022-1140,n:1399-1544] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit zeta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v94F1[F:2-140,F:399-539] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit zeta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94N1[N:2-140,N:399-539] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit zeta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94f1[f:2-140,f:399-539] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit zeta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94n1[n:2-140,n:399-539] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit zeta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v81B1[B:3-131,B:398-518] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit beta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81J1[J:3-131,J:398-518] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit beta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81b1[b:1003-1131,b:1398-1518] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit beta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81j1[j:1003-1131,j:1398-1518] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit beta ; ligands: SO4 ; X-RAY DIFFRACTION 3.8Å
e4v81A3[A:8-148,A:417-557] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit alpha ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81I3[I:8-148,I:417-557] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit alpha ; ligands: SO4 ; X-RAY DIFFRACTION 3.8Å
e4v81a3[a:1008-1148,a:1417-1557] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit alpha ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81i3[i:1008-1148,i:1417-1557] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit alpha ; ligands: SO4 ; X-RAY DIFFRACTION 3.8Å
e4v94H3[H:6-148,H:418-549] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit theta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94P3[P:6-148,P:418-549] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit theta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94h3[h:6-148,h:418-549] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit theta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94p3[p:6-148,p:418-549] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit theta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v81C2[C:6-142,C:411-531] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit gamma ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81K2[K:6-142,K:411-531] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit gamma ; ligands: SO4 ; X-RAY DIFFRACTION 3.8Å
e4v81c2[c:1006-1142,c:1411-1531] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit gamma ; ligands: SO4 ; X-RAY DIFFRACTION 3.8Å
e4v81k2[k:1006-1142,k:1411-1531] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit gamma ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v94C2[C:6-142,C:411-532] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit gamma ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94K2[K:6-142,K:411-532] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit gamma ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94c2[c:6-142,c:411-532] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit gamma ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94k2[k:6-142,k:411-532] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit gamma ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94G2[G:2-146,G:408-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit eta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94O2[O:2-146,O:408-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit eta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94g2[g:2-146,g:408-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit eta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94o2[o:2-146,o:408-527] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit eta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v81G1[G:16-146,G:408-530] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit eta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81O1[O:16-146,O:408-530] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit eta ; ligands: SO4 ; X-RAY DIFFRACTION 3.8Å
e4v81g1[g:1016-1146,g:1408-1530] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit eta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81o1[o:1016-1146,o:1408-1530] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit eta ; ligands: SO4 ; X-RAY DIFFRACTION 3.8Å
e4v81D3[D:7-141,D:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit delta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81L3[L:7-141,L:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit delta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81d3[d:1007-1141,d:1409-1528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit delta ; ligands: SO4 ; X-RAY DIFFRACTION 3.8Å
e4v81l3[l:1007-1141,l:1409-1528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit delta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v94D3[D:6-141,D:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit delta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94L3[L:6-141,L:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit delta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94d3[d:6-141,d:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit delta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94l3[l:6-141,l:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit delta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94E3[E:25-162,E:438-559] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit epsilon ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94M3[M:25-162,M:438-559] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit epsilon ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94e3[e:25-162,e:438-559] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit epsilon ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94m3[m:25-162,m:438-559] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit epsilon ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v81E1[E:30-162,E:438-559] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit epsilon ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81M1[M:30-162,M:438-559] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit epsilon ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81e1[e:1030-1162,e:1438-1559] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit epsilon ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81m1[m:1030-1162,m:1438-1559] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit epsilon ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v94A1[A:3-147,A:412-550] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit alpha ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94I1[I:3-147,I:412-550] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit alpha ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94a1[a:3-147,a:412-550] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit alpha ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94i1[i:3-147,i:412-550] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit alpha ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94B2[B:3-142,B:392-520] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit beta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94J2[J:3-142,J:392-520] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit beta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94b2[b:3-142,b:392-520] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit beta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v94j2[j:3-142,j:392-520] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit beta ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v81H1[H:5-148,H:418-538] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit theta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81P1[P:5-148,P:418-538] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit theta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81h1[h:1005-1148,h:1418-1538] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit theta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v81p1[p:1005-1148,p:1418-1538] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-complex protein 1 subunit theta ; ligands: ADP,BEF ; X-RAY DIFFRACTION 3.8Å
e4v8rAZ1[AZ:5-140,AZ:399-538] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ZETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAz1[Az:1005-1140,Az:1399-1538] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ZETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBZ1[BZ:3005-3140,BZ:3399-3538] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ZETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBz1[Bz:4005-4140,Bz:4399-4538] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ZETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAD3[AD:8-141,AD:409-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT DELTA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAd3[Ad:1008-1141,Ad:1409-1528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT DELTA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBD3[BD:3008-3141,BD:3409-3528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT DELTA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBd3[Bd:4008-4141,Bd:4409-4528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT DELTA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAQ2[AQ:7-142,AQ:404-549] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT THETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAq2[Aq:1007-1142,Aq:1404-1549] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT THETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBQ2[BQ:3007-3142,BQ:3404-3549] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT THETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBq2[Bq:4007-4142,Bq:4404-4549] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT THETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAG2[AG:13-142,AG:411-530] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT GAMMA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAg2[Ag:1013-1142,Ag:1411-1530] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT GAMMA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBG2[BG:3013-3142,BG:3411-3530] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT GAMMA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBg2[Bg:4013-4142,Bg:4411-4530] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT GAMMA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAE1[AE:33-162,AE:438-560] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT EPSILON ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAe1[Ae:1033-1162,Ae:1438-1560] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT EPSILON ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBE1[BE:3033-3162,BE:3438-3560] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT EPSILON ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBe1[Be:4033-4162,Be:4438-4560] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT EPSILON ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAH1[AH:10-146,AH:408-528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAh1[Ah:1010-1146,Ah:1408-1528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBH1[BH:3010-3146,BH:3408-3528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBh1[Bh:4010-4146,Bh:4408-4528] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAA1[AA:5-147,AA:412-550] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ALPHA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAa1[Aa:1005-1147,Aa:1412-1550] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ALPHA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBA1[BA:3005-3147,BA:3412-3550] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ALPHA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBa1[Ba:4005-4147,Ba:4412-4550] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT ALPHA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAB2[AB:4-142,AB:392-520] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT BETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rAb2[Ab:1004-1142,Ab:1392-1520] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT BETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBB2[BB:3004-3142,BB:3392-3520] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT BETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e4v8rBb2[Bb:4004-4142,Bb:4392-4520] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI
T-COMPLEX PROTEIN 1 SUBUNIT BETA ; ligands: ADP,BEF,MG ; X-RAY DIFFRACTION
e1kpoY2[Y:2-135,Y:419-526] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e1kpo22[2:2-135,2:419-526] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e1kpoP2[P:2-135,P:419-526] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e1kpo12[1:2-135,1:419-526] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e1kpoQ2[Q:2-135,Q:419-526] Image Pymol Jmol Links: PDB, SCOP, CATH Obsolete PDB
e4v43Q2[Q:2-135,Q:419-526] Image Pymol Jmol Links: PDB, SCOP, CATHDOI
GROEL PROTEIN ; X-RAY DIFFRACTION 3.5Å
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Pseudo group of domains that do not map to PFam family profiles. Domains inside should not be considered as in one family.
alpha superhelicesrepeating alpha-helix hairpins form a superhelix
alpha duplicates or obligate multimersalpha duplicates or monomers associate together to form a compact domain
alpha complex topologyalpha domain with complex and unique topology that cannot be described as array or bundle or superhelix
beta barrelssingle beta-sheet folded upon itself to form a barrel
beta meanderssingle beta-sheet with mainly meander topology
beta sandwichestwo beta-sheets stacked together to form a sandwich
beta duplicates or obligate multimersbeta duplicates or monomers associate together to form a compact domain
beta complex topologybeta domains with complex and unique topology that cannot be described as barrel or sandwich or meander
a+b two layersone alpha-helix layer and one beta-sheet layer
a+b three layersone mainly antiparallel beta-sheet layer sandwiched between two alpha-helix layers
a+b four layerstwo beta-sheet layers sandwiched between two alpha-helix layers
a+b complex topologyalpha and beta domain with complex and unique topology that cannot be described in layers
a+b duplicates or obligate multimersalpha and beta duplicates or monomers associated together to form a compact domain
a/b barrelsrepeating beta-alpha units form a barrel
a/b three-layered sandwichesrepeating beta-alpha units form a sandwich with a mainly parallel beta-sheet layer stacked between two alpha-helix layers
mixed a+b and a/balpha and beta domain consists of both a+b and a/b regions
few secondary structure elementsstabilized by cofactors or disulfides
extended segmentsextended, non-globular segments, frequently bind to other proteins to form complexes