HEADER TRANSCRIPTION/DNA 08-OCT-25 9YLP TITLE BCL11A ZF2-3 IN COMPLEX WITH A DNA SEQUENCE OBSERVED IN THE HUMAN TITLE 2 GLOBIN LOCUS CONTAINING MOTIF TGTCCA (C2221 CRYSTAL FORM) COMPND MOL_ID: 1; COMPND 2 MOLECULE: BCL11 TRANSCRIPTION FACTOR A; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: C2H2 ZINC FINGER DOMAINS 2 AND 3; COMPND 5 SYNONYM: B-CELL CLL/LYMPHOMA 11A,B-CELL LYMPHOMA/LEUKEMIA 11A,BCL- COMPND 6 11A,COUP-TF-INTERACTING PROTEIN 1,ECOTROPIC VIRAL INTEGRATION SITE 9 COMPND 7 PROTEIN HOMOLOG,EVI-9,ZINC FINGER PROTEIN 856; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: DNA STRAND II; COMPND 11 CHAIN: D; COMPND 12 ENGINEERED: YES; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: DNA STRAND I; COMPND 15 CHAIN: E; COMPND 16 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: BCL11A, CTIP1, EVI9, KIAA1809, ZNF856; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_VARIANT: GOLD PLUS; SOURCE 9 MOL_ID: 2; SOURCE 10 SYNTHETIC: YES; SOURCE 11 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 12 ORGANISM_TAXID: 9606; SOURCE 13 MOL_ID: 3; SOURCE 14 SYNTHETIC: YES; SOURCE 15 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 16 ORGANISM_TAXID: 9606 KEYWDS TRANSCRIPTION FACTOR, DNA BINDING, TRANSCRIPTION, TRANSCRIPTION-DNA KEYWDS 2 COMPLEX, GLOBIN LOCUS, DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.R.HORTON,X.CHENG REVDAT 1 04-MAR-26 9YLP 0 JRNL AUTH M.YU,P.DAS,J.R.HORTON,J.ZHOU,J.LEE,T.HONG,Y.LU,M.R.ESTECIO, JRNL AUTH 2 P.A.IAKOVA,A.K.JAIN,G.SBARDELLA,Y.XIONG,J.JIN, JRNL AUTH 3 R.M.BLUMENTHAL,Y.HUANG,X.ZHANG,X.CHENG JRNL TITL REGULATION OF BCL11A DNA BINDING AND EXPRESSION IN HUMAN JRNL TITL 2 ERYTHROCYTE PRECURSOR HUDEP-2 CELLS JRNL REF BIORXIV 2026 JRNL REFN ISSN 2692-8205 JRNL DOI 10.64898/2026.02.06.704516 REMARK 2 REMARK 2 RESOLUTION. 2.04 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.21.2_5419 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.04 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.78 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 20310 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.211 REMARK 3 R VALUE (WORKING SET) : 0.210 REMARK 3 FREE R VALUE : 0.245 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.830 REMARK 3 FREE R VALUE TEST SET COUNT : 981 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 34.7800 - 3.9100 1.00 2747 165 0.1528 0.2041 REMARK 3 2 3.9100 - 3.1000 0.98 2730 126 0.1985 0.2112 REMARK 3 3 3.1000 - 2.7100 1.00 2802 124 0.2858 0.3247 REMARK 3 4 2.7100 - 2.4600 1.00 2749 130 0.2674 0.3296 REMARK 3 5 2.4600 - 2.2900 1.00 2775 147 0.2809 0.3781 REMARK 3 6 2.2900 - 2.1500 1.00 2785 137 0.3049 0.3005 REMARK 3 7 2.1500 - 2.0400 1.00 2741 152 0.3334 0.3638 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.294 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 32.657 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 49.43 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 57.71 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.004 1016 REMARK 3 ANGLE : 0.638 1458 REMARK 3 CHIRALITY : 0.037 158 REMARK 3 PLANARITY : 0.004 100 REMARK 3 DIHEDRAL : 25.412 442 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 4 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 374 THROUGH 388 ) REMARK 3 ORIGIN FOR THE GROUP (A): -5.3798 -18.9856 0.9956 REMARK 3 T TENSOR REMARK 3 T11: 0.5593 T22: 0.7378 REMARK 3 T33: 0.4327 T12: -0.0818 REMARK 3 T13: 0.0568 T23: 0.0413 REMARK 3 L TENSOR REMARK 3 L11: 2.6660 L22: 3.9124 REMARK 3 L33: 4.2617 L12: -1.9819 REMARK 3 L13: -0.7980 L23: 2.7438 REMARK 3 S TENSOR REMARK 3 S11: -0.0188 S12: 0.8927 S13: -0.0820 REMARK 3 S21: -0.3348 S22: -0.2731 S23: -0.1287 REMARK 3 S31: 0.2882 S32: -0.7356 S33: 0.2726 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 389 THROUGH 429 ) REMARK 3 ORIGIN FOR THE GROUP (A): -14.6692 -10.9763 18.2641 REMARK 3 T TENSOR REMARK 3 T11: 0.4133 T22: 0.4420 REMARK 3 T33: 0.4491 T12: 0.0224 REMARK 3 T13: -0.0379 T23: 0.0629 REMARK 3 L TENSOR REMARK 3 L11: 3.5050 L22: 7.5505 REMARK 3 L33: 9.2227 L12: -2.3200 REMARK 3 L13: -4.9863 L23: 6.3113 REMARK 3 S TENSOR REMARK 3 S11: -0.0555 S12: 0.2027 S13: -0.3013 REMARK 3 S21: 0.4364 S22: -0.3118 S23: 0.3884 REMARK 3 S31: 0.2667 S32: -0.5019 S33: 0.3261 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'D' AND (RESID 1 THROUGH 12 ) REMARK 3 ORIGIN FOR THE GROUP (A): -4.5600 -7.2857 15.5791 REMARK 3 T TENSOR REMARK 3 T11: 0.5232 T22: 0.3269 REMARK 3 T33: 0.6495 T12: 0.0270 REMARK 3 T13: -0.0397 T23: -0.0083 REMARK 3 L TENSOR REMARK 3 L11: 4.1177 L22: 5.9382 REMARK 3 L33: 3.5422 L12: -4.2882 REMARK 3 L13: -0.6129 L23: 1.7203 REMARK 3 S TENSOR REMARK 3 S11: 0.2971 S12: 0.4755 S13: 0.2416 REMARK 3 S21: 0.5782 S22: -0.2031 S23: -0.4980 REMARK 3 S31: -0.1432 S32: 0.2693 S33: -0.1249 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'E' AND (RESID 1 THROUGH 12 ) REMARK 3 ORIGIN FOR THE GROUP (A): -4.0121 -6.3955 16.5793 REMARK 3 T TENSOR REMARK 3 T11: 0.5594 T22: 0.2706 REMARK 3 T33: 0.7317 T12: 0.0394 REMARK 3 T13: -0.1397 T23: 0.0081 REMARK 3 L TENSOR REMARK 3 L11: 3.7362 L22: 5.2370 REMARK 3 L33: 3.3354 L12: -3.4317 REMARK 3 L13: -0.0803 L23: 0.1142 REMARK 3 S TENSOR REMARK 3 S11: -0.2503 S12: -0.1071 S13: 0.5649 REMARK 3 S21: 1.1163 S22: 0.1183 S23: -1.1500 REMARK 3 S31: -0.2888 S32: -0.1188 S33: -0.0027 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 9YLP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-OCT-25. REMARK 100 THE DEPOSITION ID IS D_1000300745. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-MAY-25 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS-II REMARK 200 BEAMLINE : 17-ID-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.91990 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : AUTOPROC REMARK 200 DATA SCALING SOFTWARE : AUTOPROC REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20363 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.040 REMARK 200 RESOLUTION RANGE LOW (A) : 34.780 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 13.30 REMARK 200 R MERGE (I) : 0.09300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.04 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.08 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 12.90 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.54 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.83 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 28 % W/V PEG 4000, 0.1 M SODIUM REMARK 280 CITRATE (PH 6.5), 0.1 M MAGNESIUM ACETATE TETRAHYDRATE, 0.1 M REMARK 280 AMMONIUM SULFATE, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 278K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 64.58700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 64.58700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 18.44950 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 34.77700 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 18.44950 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 34.77700 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 64.58700 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 18.44950 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 34.77700 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 64.58700 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 18.44950 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 34.77700 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, D, E REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 ZN ZN A 502 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 612 LIES ON A SPECIAL POSITION. REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 HIS A 371 REMARK 465 MET A 372 REMARK 465 PRO A 373 REMARK 465 LYS A 430 REMARK 465 SER A 431 REMARK 465 SER A 432 REMARK 465 PRO A 433 REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 504 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 379 SG REMARK 620 2 CYS A 382 SG 115.6 REMARK 620 3 HIS A 395 NE2 108.5 105.8 REMARK 620 4 HIS A 399 NE2 105.4 118.1 102.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 501 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 407 SG REMARK 620 2 CYS A 410 SG 119.3 REMARK 620 3 HIS A 423 NE2 101.6 106.6 REMARK 620 4 HIS A 427 NE2 103.2 118.8 105.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 505 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 407 O REMARK 620 2 CYS A 410 O 85.3 REMARK 620 3 HOH A 606 O 84.4 91.9 REMARK 620 4 HOH A 610 O 91.7 174.5 83.2 REMARK 620 N 1 2 3 DBREF 9YLP A 373 433 UNP Q9H165 BC11A_HUMAN 373 433 DBREF 9YLP D 1 12 PDB 9YLP 9YLP 1 12 DBREF 9YLP E 1 12 PDB 9YLP 9YLP 1 12 SEQADV 9YLP HIS A 371 UNP Q9H165 EXPRESSION TAG SEQADV 9YLP MET A 372 UNP Q9H165 EXPRESSION TAG SEQRES 1 A 63 HIS MET PRO VAL LYS SER LYS SER CYS GLU PHE CYS GLY SEQRES 2 A 63 LYS THR PHE LYS PHE GLN SER ASN LEU VAL VAL HIS ARG SEQRES 3 A 63 ARG SER HIS THR GLY GLU LYS PRO TYR LYS CYS ASN LEU SEQRES 4 A 63 CYS ASP HIS ALA CYS THR GLN ALA SER LYS LEU LYS ARG SEQRES 5 A 63 HIS MET LYS THR HIS MET HIS LYS SER SER PRO SEQRES 1 D 12 DA DG DA DT DG DG DA DC DA DT DT DC SEQRES 1 E 12 DG DA DA DT DG DT DC DC DA DT DC DT HET ZN A 501 1 HET ZN A 502 1 HET ZN A 503 1 HET ZN A 504 1 HET MG A 505 1 HET PGE D 101 10 HETNAM ZN ZINC ION HETNAM MG MAGNESIUM ION HETNAM PGE TRIETHYLENE GLYCOL FORMUL 4 ZN 4(ZN 2+) FORMUL 8 MG MG 2+ FORMUL 9 PGE C6 H14 O4 FORMUL 10 HOH *30(H2 O) HELIX 1 AA1 PHE A 388 GLY A 401 1 14 HELIX 2 AA2 GLN A 416 MET A 424 1 9 HELIX 3 AA3 LYS A 425 MET A 428 5 4 SHEET 1 AA1 2 LYS A 377 SER A 378 0 SHEET 2 AA1 2 THR A 385 PHE A 386 -1 O PHE A 386 N LYS A 377 SHEET 1 AA2 2 TYR A 405 LYS A 406 0 SHEET 2 AA2 2 ALA A 413 CYS A 414 -1 O CYS A 414 N TYR A 405 LINK SG CYS A 379 ZN ZN A 504 1555 1555 2.30 LINK SG CYS A 382 ZN ZN A 504 1555 1555 2.29 LINK NE2 HIS A 395 ZN ZN A 504 1555 1555 2.05 LINK NE2 HIS A 399 ZN ZN A 504 1555 1555 2.03 LINK SG CYS A 407 ZN ZN A 501 1555 1555 2.31 LINK O CYS A 407 MG MG A 505 1555 1555 2.09 LINK SG CYS A 410 ZN ZN A 501 1555 1555 2.30 LINK O CYS A 410 MG MG A 505 1555 1555 2.10 LINK NE2 HIS A 423 ZN ZN A 501 1555 1555 2.05 LINK NE2 HIS A 427 ZN ZN A 501 1555 1555 2.03 LINK MG MG A 505 O HOH A 606 1555 1555 2.65 LINK MG MG A 505 O HOH A 610 1555 1555 2.27 CRYST1 36.899 69.554 129.174 90.00 90.00 90.00 C 2 2 21 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.027101 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014377 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007741 0.00000 CONECT 43 946 CONECT 69 946 CONECT 175 946 CONECT 213 946 CONECT 274 947 CONECT 276 943 CONECT 296 947 CONECT 298 943 CONECT 401 943 CONECT 435 943 CONECT 943 276 298 401 435 CONECT 946 43 69 175 213 CONECT 947 274 296 963 967 CONECT 948 949 950 CONECT 949 948 CONECT 950 948 951 CONECT 951 950 952 CONECT 952 951 953 CONECT 953 952 957 CONECT 954 955 CONECT 955 954 956 CONECT 956 955 957 CONECT 957 953 956 CONECT 963 947 CONECT 967 947 MASTER 326 0 6 3 4 0 0 6 984 3 25 7 END