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Information on SUBCLASS 4.2.1
Subclass Accession number: 75
Subclass: 4.2.1
Type: HA beta-beta hairpin
DB: ArchDB-KI
Number of loops: 24

Average sequence ID (%) : 12.3 +/- 1.4
Average RMSD (Å) : 1.51 +/- 0.67

Consensus geometry
d (Å): 5 delta (°): 90-135 theta (°): 135-180 rho (°): 315-360
Consensus Sequence: XXXXphpX
(φψ)-conformation: bbpaalbb
Pattern: xxxx{DENRSTY}{FGLY}{DEHKNQRST}xxxx
Conservation:-1.018-1.657-0.373-0.4631.0651.621-0.197-0.3480.6530.718-1.000
Loops included in this Subclass
LoopPDBChainStartEndSequenceSec StructRamachandran
1b7b_A_1931b7b   A195202VVGQELKG...EETTTTEE...bbeaavxx...
1bi8_A_1511bi8   A152161LVTSSGQIKL.EE-SS--EEE.xbxaagxbbx.
1dku_A_351dku   A3848TRFSDGEVQINEE-TTS-EEEEbbxaagxxbbb
1e4y_A_1231e4y   A125134VHAPSGRVYH.EEGGGTEEEE.bxaaavxbbb.
1esm_D_1751esm   D175182YSHLIYDV...EETTTTEE...bbaaalbx...
1f3m_D_2691f3m   D277287GQGASGTVYTAEEETTEEEEEEbbbaaebbbxb
1f3m_D_3951f3m   D396405LLGMDGSVKL.EE-TT--EEE.xbxaavpbbx.
1fot_A_1001fot   A105115RSRHNGRYYAMEETTT--EEEEbxaaalxbbbx
1fot_A_2161fot   A217226LLDKNGHIKI.EE-TTS-EEE.bbxaavxxbx.
1g3n_A_1511g3n   A152161LVTSSGQIKL.EE-TT--EEE.xbxaagxxbx.
1g99_A_21g99   A717NAGSSSLKYQLEE-SS-EEEEEbbbaabbxbbb
1gc5_A_4241gc5   A425435IDMVDRQLAFVEE-SS-EEEEEbxbaabbbbbb
1how_A_2301how   A234244HKGPNGVHVVMEE-SS-EEEEEbxbaaexbxbb
1ia8_A_1361ia8   A137146LLDERDNLKI.EE-TT--EEE.xbxaavxxbx.
1iep_A_2561iep   A260270VWKKYSLTVAVEEGGGTEEEEEbxaaalbxbbb
1j7l_A_301j7l   A3444LVGENENLYLKEE-SS-EEEEEbxbaabbbbbb
1jvp_P_1331jvp   P134143LINTEGAIKL.EE-TTS-EEE.bbbaavxbbx.
1jxh_A_1881jxh   A189197LFTREGEQR..EE-SS-EEE..bbbaaebbx..
1k3a_A_11111k3a   A11121121MVAEDFTVKI.EE-TT--EEE.bbxaavxxbx.
1qhx_A_541qhx   A5564EFDADGGVSI.EE-TTS-EEE.bxxaavxbbb.
PDB ligands within a cut-off distance of 6 Å in this subclass
LoopPDBChainLigandsResidue
1e4y_A_1231e4y   A     AP5BIS(ADENOSINE)-5'-PENTAPHOSPHATE R - 123
1e4y_A_1231e4y   A     AP5BIS(ADENOSINE)-5'-PENTAPHOSPHATE R - 124
1e4y_A_1231e4y   A     AP5BIS(ADENOSINE)-5'-PENTAPHOSPHATE V - 132
1e4y_A_1231e4y   A     AP5BIS(ADENOSINE)-5'-PENTAPHOSPHATE Y - 133
1e4y_A_1231e4y   A     AP5BIS(ADENOSINE)-5'-PENTAPHOSPHATE H - 134
PDB Site Annotated loops in this subclass
LoopPDBChainSiteResidue
1e4y_A_1231e4y   A AC1AP5 BINDING SITE FOR CHAIN AR - 123
1e4y_A_1231e4y   A AC1AP5 BINDING SITE FOR CHAIN AY - 133
1e4y_A_1231e4y   A AC1AP5 BINDING SITE FOR CHAIN AH - 134
Bibliographic annotations
LoopPDBChainAnnotationResidue
1dku_A_351dku   RefT.A.ERIKSEN,A.KADZIOLA,A.-K.BENTSEN,K.W.HARLOW,S.LARSEN. STRUCTURAL BASIS FOR THE FUNCTION OF BACILLUS SUBTILIS PHOSPHORIBOSYL-PYROPHOSPHATE SYNTHETASE  NAT.STRUCT.BIOL. v.7;303,2000AATP BINDING RESIDUEF - 40
1dku_A_351dku   RefT.A.ERIKSEN,A.KADZIOLA,A.-K.BENTSEN,K.W.HARLOW,S.LARSEN. STRUCTURAL BASIS FOR THE FUNCTION OF BACILLUS SUBTILIS PHOSPHORIBOSYL-PYROPHOSPHATE SYNTHETASE  NAT.STRUCT.BIOL. v.7;303,2000AATP BINDING RESIDUED - 42
1dku_A_351dku   RefT.A.ERIKSEN,A.KADZIOLA,A.-K.BENTSEN,K.W.HARLOW,S.LARSEN. STRUCTURAL BASIS FOR THE FUNCTION OF BACILLUS SUBTILIS PHOSPHORIBOSYL-PYROPHOSPHATE SYNTHETASE  NAT.STRUCT.BIOL. v.7;303,2000AATP BINDING RESIDUEE - 44
1j7l_A_301j7l   RefD.L.BURK,W.C.HON,A.K.-W.LEUNG,A.M.BERGHUIS. STRUCTURAL ANALYSES OF NUCLEOTIDE BINDING TO AN AMINOGLYCOSIDE PHOSPHOTRANSFERASE  BIOCHEMISTRY v.40;8756,2001AATP BINDING RESIDUEK - 44
1qhx_A_541qhx   RefT.IZARD,J.ELLIS. THE CRYSTAL STRUCTURES OF CHLORAMPHENICOL PHOSPHOTRANSFERASE REVEAL A NOVEL INACTIVATION MECHANISM  EMBO J. v.19;1,2000ASUBSTRATE BINDING RESIDUEI - 54
1qhx_A_541qhx   RefT.IZARD,J.ELLIS. THE CRYSTAL STRUCTURES OF CHLORAMPHENICOL PHOSPHOTRANSFERASE REVEAL A NOVEL INACTIVATION MECHANISM  EMBO J. v.19;1,2000ASUBSTRATE BINDING RESIDUEF - 56

Clusters included in this Subclass
CLUSTER: HA.3.7
CLUSTER: HA.4.6
CLUSTER: HA.5.2
CLUSTER: HA.6.3