Legend

%id Code Chains Pic Error? Sym Nsub Sprot Weight Ref H E R Org Fun
% seq. id. PDB Code query & target Graph picture Is the current PDB state judged to be an error? Symmetry No. subunits SwissProt link No. of amino acids (per chain) Pubmed ID Get Homologs Edit Structure View structure Organism Function
NOTE: roll over NO, PROBNOT or YES, PROBYES to read PiQSi annotation, and roll over the PDB name to read its title.

Protein reference

Code Pic Error? Sym1 Nsub1 Sym2 Nsub2 Error_auto? Sym_auto Nsub_auto SProt Weight Ref H E R Org Fun
PDBPiQSi
3m1d_2? NPS1??- --Q13490PHERHomo sapiensMETAL BINDING PROTEIN

Homologs

%id Code Chains Pic Error? Sym1 Nsub1 Sym2 Nsub2 Error_auto Sym_auto Nsub_auto SProt Weight Ref H E R Org Fun
1003m1d_1B & A? NPS1??? Q13490PHERHomo sapiensMETAL BINDING PROTEIN
893m0a_1B & D? NPS4??? Q12933PHERHomo sapiensSIGNALING PROTEIN
893m0d_1B & D? NPS4??? Q12933PHERHomo sapiensSIGNALING PROTEIN
893m0d_2B & D? NPS4??? Q12933PHERHomo sapiensSIGNALING PROTEIN
493mup_1B & A? C24??? Q13490PHERHomo sapiensAPOPTOSIS INHIBITOR
493oz1_1B & A? NPS1??? Q13490PHERHomo sapiensAPOPTOSIS INHIBITOR
493oz1_2B & B? NPS1??? Q13490PHERHomo sapiensAPOPTOSIS INHIBITOR
493oz1_3B & C? NPS1??? Q13490PHERHomo sapiensAPOPTOSIS INHIBITOR
493oz1_4B & D? NPS1??? Q13490PHERHomo sapiensAPOPTOSIS INHIBITOR
494eb9_1B & A? C22??? Q13490PHERHomo sapiensAPOPTOSIS INHIBITOR
494eb9_2B & D? C22??? Q13490PHERHomo sapiensAPOPTOSIS INHIBITOR
494hy4_1B & A? NPS1??? Q13490PHERHomo sapiensLIGASE/LIGASE INHIBITOR
494hy4_2B & B? NPS1??? Q13490PHERHomo sapiensLIGASE/LIGASE INHIBITOR
494hy5_1B & A? NPS1??? Q13490PHERHomo sapiensLIGASE/LIGASE INHIBITOR
494hy5_2B & B? NPS1??? Q13490PHERHomo sapiensLIGASE/LIGASE INHIBITOR
494kmn_1B & A? NPS1??? Q13490PHERHomo sapiensLIGASE/LIGASE INHIBITOR
494lge_1B & A? NPS1??? Q13490PHERHomo sapiensLigase/Ligase inhibitor
494lge_2B & B? NPS1??? Q13490PHERHomo sapiensLigase/Ligase inhibitor
494lgu_1B & A? NPS1??? Q13490PHERHomo sapiensLigase/Ligase inhibitor
494lgu_2B & B? NPS1??? Q13490PHERHomo sapiensLigase/Ligase inhibitor
494mti_1B & A? NPS1??? Q13490PHERHomo sapiensAPOPTOSIS INHIBITOR
494mti_2B & B? NPS1??? Q13490PHERHomo sapiensAPOPTOSIS INHIBITOR
494mu7_1B & A? NPS1??? Q13490PHERHomo sapiensAPOPTOSIS INHIBITOR
494mu7_2B & B? NPS1??? Q13490PHERHomo sapiensAPOPTOSIS INHIBITOR
473uw4_1B & A? NPS1??? Q13490PHERHomo sapiensApoptosis Inhibitor
443d9t_1B & A? NPS1??? Q13490PHERHomo sapiensAPOPTOSIS
443d9t_2B & B? NPS1??? Q13490PHERHomo sapiensAPOPTOSIS
443d9u_1B & A? NPS1??? Q13490PHERHomo sapiensAPOPTOSIS
431g73_1B & C? NPS2??? Q9NR28PHERHomo sapiensAPOPTOSIS/APOPTOSIS INHIBITOR
431g73_2B & D? NPS2??? Q9NR28PHERHomo sapiensAPOPTOSIS/APOPTOSIS INHIBITOR
431nw9_1B & A? NPS2??? P98170PHERHomo sapiensAPOPTOSIS
431xb0_1B & E? C66??? Q96P09PHERHomo sapiensAPOPTOSIS
431xb1_1B & A? C66??? Q96P09PHERHomo sapiensAPOPTOSIS
431xb1_2B & O? D612??? Q96P09PHERHomo sapiensAPOPTOSIS
432jk7_1B & A? NPS1??? P98170PHERHOMO SAPIENSAPOPTOSIS
432opy_1B & A? C22??? P98170PHERHomo sapiensapoptosis activator
432opz_1B & C? C22??? P98170PHERHomo sapiensapoptosis inhibitor
432opz_2B & B? C22??? P98170PHERHomo sapiensapoptosis inhibitor
432uvl_1B & A? NPS1??? 2UVLPHERHOMO SAPIENSMETAL-BINDING PROTEIN
432uvl_2B & B? NPS1??? 2UVLPHERHOMO SAPIENSMETAL-BINDING PROTEIN
432vsl_1B & A? NPS1??? P98170PHERHOMO SAPIENSLIGASE
433clx_1B & A? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433clx_2B & B? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433clx_3B & C? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433clx_4B & D? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433clx_5B & A? C22??? P98170PHERHomo sapiensLigase, Apoptosis
433clx_6B & D? C22??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_1B & F? C22??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_10B & E? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_11B & F? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_12B & G? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_13B & H? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_14B & I? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_15B & J? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_2B & A? C22??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_3B & H? C22??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_4B & C? C22??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_5B & G? C22??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_6B & A? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_7B & B? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_8B & C? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm2_9B & D? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm7_1B & D? C22??? P98170PHERHomo sapiensLigase, Apoptosis
433cm7_2B & A? C22??? P98170PHERHomo sapiensLigase, Apoptosis
433cm7_3B & C? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm7_4B & A? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm7_5B & B? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433cm7_6B & D? NPS1??? P98170PHERHomo sapiensLigase, Apoptosis
433eyl_1B & A? C22??? P98170PHERHomo sapiensLIGASE
433g76_1B & A? NPS1??? P98170PHERHomo sapiensLIGASE
433g76_2B & B? NPS1??? P98170PHERHomo sapiensLIGASE
433g76_3B & C? NPS1??? P98170PHERHomo sapiensLIGASE
433g76_4B & D? NPS1??? P98170PHERHomo sapiensLIGASE
433g76_5B & E? NPS1??? P98170PHERHomo sapiensLIGASE
433g76_6B & F? NPS1??? P98170PHERHomo sapiensLIGASE
433g76_7B & G? NPS1??? P98170PHERHomo sapiensLIGASE
433g76_8B & H? NPS1??? P98170PHERHomo sapiensLIGASE
433hl5_1B & A? NPS1??? P98170PHERHomo sapiensLIGASE
433hl5_2B & B? NPS1??? P98170PHERHomo sapiensLIGASE
434ec4_1B & A? C22??? P98170PHERHomo sapiensAPOPTOSIS INHIBITOR
434ec4_2B & G? C22??? P98170PHERHomo sapiensAPOPTOSIS INHIBITOR
434ec4_3B & C? C22??? P98170PHERHomo sapiensAPOPTOSIS INHIBITOR
434ec4_4B & D? C22??? P98170PHERHomo sapiensAPOPTOSIS INHIBITOR
434ec4_5B & L? C22??? P98170PHERHomo sapiensAPOPTOSIS INHIBITOR
434hy0_1B & B? C22??? P98170PHERHomo sapiensLIGASE/LIGASE INHIBITOR
434hy0_2B & H? C22??? P98170PHERHomo sapiensLIGASE/LIGASE INHIBITOR
434hy0_3B & E? C22??? P98170PHERHomo sapiensLIGASE/LIGASE INHIBITOR
434hy0_4B & G? C22??? P98170PHERHomo sapiensLIGASE/LIGASE INHIBITOR
434kmp_1B & A? NPS1??? P98170PHERHomo sapiensLIGASE/LIGASE INHIBITOR
434kmp_2B & B? NPS1??? P98170PHERHomo sapiensLIGASE/LIGASE INHIBITOR
422poi_1B & B? C22??? P98170PHERHomo sapiensSIGNALING PROTEIN/APOPTOSIS
422pop_1B & B? C24??? Q15750PHERHomo sapiensSIGNALING PROTEIN/APOPTOSIS
422qra_1B & C? C22??? P98170PHERHomo sapiensApoptosis, Signaling protein
422qra_2B & A? C22??? P98170PHERHomo sapiensApoptosis, Signaling protein
424mtz_1B & D? C22??? P98170PHERHomo sapiensLIGASE/LIGASE INHIBITOR
424mtz_2B & B? C22??? P98170PHERHomo sapiensLIGASE/LIGASE INHIBITOR
424oxc_1B & A? NPS1??? P98170PHERHomo sapiensLIGASE
424oxc_2B & B? NPS1??? P98170PHERHomo sapiensLIGASE
424oxc_3B & C? NPS1??? P98170PHERHomo sapiensLIGASE
424oxc_4B & D? NPS1??? P98170PHERHomo sapiensLIGASE
411oxn_1B & A? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxn_10B & A? C22??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxn_11B & E? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxn_2B & B? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxn_3B & C? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxn_4B & D? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxn_5B & E? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxn_6B & A? NS5??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxn_7B & A? NS3??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxn_8B & C? C22??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxn_9B & D? NS2??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxq_1B & A? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxq_10B & A? C22??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxq_11B & E? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxq_2B & B? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxq_3B & C? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxq_4B & D? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxq_5B & E? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxq_6B & A? NS5??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxq_7B & D? NS3??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxq_8B & C? C22??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oxq_9B & D? NS2??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oy7_1B & A? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oy7_2B & B? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oy7_3B & C? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oy7_4B & D? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oy7_5B & E? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oy7_6B & D? C22??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oy7_7B & B? C22??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
411oy7_8B & E? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS/peptide
413f7g_1B & A? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS
413f7g_2B & B? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS
413f7g_3B & C? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS
413f7g_4B & D? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS
413f7g_5B & E? NPS1??? Q96CA5PHERHomo sapiensAPOPTOSIS
413f7g_6B & A? C24??? Q96CA5PHERHomo sapiensAPOPTOSIS
391i3o_1B & F? C26??? P42574PHERHomo sapiensAPOPTOSIS
391tw6_1B & A? NPS1??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
391tw6_2B & B? NPS1??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
391tw6_3B & A? C24??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
391tw6_4B & A? NS2??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
391tw6_5B & A? NPS1??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
392i3h_1B & A? NPS1??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
392i3h_2B & B? NPS1??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
392i3h_3B & A? C24??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
392i3h_4B & A? NS2??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
392i3h_5B & A? C24??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
392i3h_6B & A? C24??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
392i3h_7B & A? NS2??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
392i3i_1B & A? NPS1??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
392i3i_2B & B? NPS1??? Q96CA5PHERHomo sapiensINHIBITOR/APOPTOSIS
393f7h_1B & A? NPS1??? Q6R308PHERHomo sapiensAPOPTOSIS
393f7h_2B & B? NPS1??? Q6R308PHERHomo sapiensAPOPTOSIS
393f7i_1B & A? NPS1??? Q6R308PHERHomo sapiensAPOPTOSIS
393f7i_2B & B? NPS1??? Q6R308PHERHomo sapiensAPOPTOSIS
393gt9_1B & A? NPS1??? Q6R308PHERHomo sapiensAPOPTOSIS
393gt9_2B & B? NPS1??? Q6R308PHERHomo sapiensAPOPTOSIS
393gta_1B & A? NPS1??? Q6R308PHERHomo sapiensAPOPTOSIS
393gta_2B & B? NPS1??? Q6R308PHERHomo sapiensAPOPTOSIS
393uw5_1B & A? NPS1??? Q96CA5PHERHomo sapiensApoptosis Inhibitor
393uw5_2B & B? NPS1??? Q96CA5PHERHomo sapiensApoptosis Inhibitor
394j3y_1B & A? C22??? P98170PHERHomo sapiensAPOPTOSIS
394j44_1B & A? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394j44_2B & C? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394j45_1B & A? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394j45_2B & C? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394j46_1B & A? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394j46_2B & C? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394j47_1B & A? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394j47_2B & C? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394j48_1B & A? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394j48_2B & C? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394kju_1B & A? NPS1??? P98170PHERHomo sapiensAPOPTOSIS/APOPTOSIS INHIBITOR
394kju_2B & C? NPS1??? P98170PHERHomo sapiensAPOPTOSIS/APOPTOSIS INHIBITOR
394kjv_1B & A? NPS1??? P98170PHERHomo sapiensAPOPTOSIS/APOPTOSIS INHIBITOR
394kjv_2B & C? NPS1??? P98170PHERHomo sapiensAPOPTOSIS/APOPTOSIS INHIBITOR
394wvt_1B & A? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394wvt_2B & B? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
394wvu_1B & A? NPS1??? P98170PHERHomo sapiensAPOPTOSIS
362vm5_1B & A? NPS1??? 2VM5PHERHOMO SAPIENSAPOPTOSIS
351jd4_1B & APROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS
351jd4_2B & BPROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS
351jd5_1B & APROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterHydrolase/Peptide
351jd6_1B & APROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterHydrolase/Peptide
351q4q_1B & APROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS INHIBITOR
351q4q_10B & JPROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS INHIBITOR
351q4q_2B & BPROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS INHIBITOR
351q4q_3B & CPROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS INHIBITOR
351q4q_4B & DPROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS INHIBITOR
351q4q_5B & EPROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS INHIBITOR
351q4q_6B & FPROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS INHIBITOR
351q4q_7B & GPROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS INHIBITOR
351q4q_8B & HPROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS INHIBITOR
351q4q_9B & IPROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS INHIBITOR
341sdz_1B & APROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS
341se0_1B & APROBNOT NPS1NPS1? Q24306PHERDrosophila melanogasterAPOPTOSIS
343sip_1B & F? D212??? O01382PHER0HYDROLASE/LIGASE/HYDROLASE
343sip_2B & F? C26??? O01382PHER0HYDROLASE/LIGASE/HYDROLASE
343siq_1B & A? NPS1??? Q24306PHER0LIGASE
343siq_2B & B? NPS1??? Q24306PHER0LIGASE
343siq_3B & C? NPS1??? Q24306PHER0LIGASE
343siq_4B & D? NPS1??? Q24306PHER0LIGASE
343siq_5B & E? NPS1??? Q24306PHER0LIGASE
343siq_6B & F? NPS1??? Q24306PHER0LIGASE
301e31_1B & ANO C22C22? O15392PHERHOMO SAPIENSAPOPTOSIS INHIBITOR
301f3h_1B & ANO C22C22? O15392PHERHomo sapiensAPOPTOSIS
302qfa_1B & A? NPS3??? O15392PHERHomo sapiensCell cycle/Cell cycle/Cell cycle
302raw_1B & A? NPS2??? O15392PHERHomo sapiensCELL CYCLE
302rax_1B & A? NPS2??? O15392PHERHomo sapiensCELL CYCLE
302rax_2B & E? NPS2??? O15392PHERHomo sapiensCELL CYCLE
302rax_3B & X? NPS2??? O15392PHERHomo sapiensCELL CYCLE
303uec_1B & A? C22??? O15392PHERHomo sapiensCELL CYCLE
303ued_1B & C? C22??? O15392PHERHomo sapiensCELL CYCLE
303uee_1B & A? C22??? O15392PHERHomo sapiensCELL CYCLE
303uef_1B & A? C22??? O15392PHERHomo sapiensCELL CYCLE
303ueg_1B & A? C22??? O15392PHERHomo sapiensCELL CYCLE
303ueh_1B & A? C22??? O15392PHERHomo sapiensCELL CYCLE
303uei_1B & A? C22??? O15392PHERHomo sapiensCELL CYCLE
303uig_1B & A? C22??? O15392PHERHomo sapiensAPOPTOSIS/APOPTOSIS INHIBITOR
303uih_1B & A? C22??? O15392PHERHomo sapiensAPOPTOSIS/APOPTOSIS INHIBITOR
303uii_1B & A? C22??? O15392PHERHomo sapiensAPOPTOSIS/APOPTOSIS INHIBITOR
303uij_1B & A? C22??? O15392PHERHomo sapiensAPOPTOSIS/APOPTOSIS INHIBITOR
303uik_1B & A? C22??? O15392PHERHomo sapiensAPOPTOSIS/APOPTOSIS INHIBITOR
304a0i_1B & B? C22??? O15392PHER0CELL CYCLE
304a0j_1B & A? NPS1??? O15392PHER0CELL CYCLE
304a0j_2B & B? NPS1??? O15392PHER0CELL CYCLE
304a0n_1B & A? NPS1??? O15392PHER0CELL CYCLE
291m4m_1B & AYES NPS1C22? O70201PHERMus musculusAPOPTOSIS
291m4m_2B & ANO C22C22? O70201PHERMus musculusAPOPTOSIS
291m4m_3B & ANO C22C22? O70201PHERMus musculusAPOPTOSIS