HEADER HYDROLASE 02-JAN-24 8RLA TITLE RECQL5:SFGFP HETERO DIMER ASSEMBLED BY DI-GLUEBODY - RECQL5 LOCAL TITLE 2 REFINEMENT COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUEBODY G5-006; COMPND 3 CHAIN: K; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: ATP-DEPENDENT DNA HELICASE Q5; COMPND 7 CHAIN: A; COMPND 8 SYNONYM: DNA HELICASE,RECQ-LIKE TYPE 5,RECQ5,RECQ PROTEIN-LIKE 5; COMPND 9 EC: 3.6.4.12; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LAMA GLAMA; SOURCE 3 ORGANISM_TAXID: 9844; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 8 ORGANISM_COMMON: HUMAN; SOURCE 9 ORGANISM_TAXID: 9606; SOURCE 10 GENE: RECQL5, RECQ5; SOURCE 11 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS DNA HELICASE, DI-GLUEBODY, HYDROLASE EXPDTA ELECTRON MICROSCOPY AUTHOR G.YI,M.YE,D.MAMALIS,D.B.SAUER,F.VON DELFT,B.G.DAVIS,R.J.C.GILBERT REVDAT 2 24-DEC-25 8RLA 1 JRNL REVDAT 1 15-JAN-25 8RLA 0 JRNL AUTH G.YI,D.MAMALIS,M.YE,L.CARRIQUE,M.FAIRHEAD,H.LI,K.L.DUERR, JRNL AUTH 2 P.ZHANG,D.B.SAUER,F.VON DELFT,B.G.DAVIS,R.J.C.GILBERT JRNL TITL COVALENTLY CONSTRAINED 'DI-GEMBODIES' ENABLE PARALLEL JRNL TITL 2 STRUCTURE SOLUTIONS BY CRYO-EM. JRNL REF NAT.CHEM.BIOL. 2025 JRNL REFN ESSN 1552-4469 JRNL PMID 40817135 JRNL DOI 10.1038/S41589-025-01972-7 REMARK 2 REMARK 2 RESOLUTION. 3.03 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, EPU, CRYOSPARC, UCSF REMARK 3 CHIMERAX, PHENIX, COOT, CRYOSPARC, REMARK 3 CRYOSPARC, CRYOSPARC REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : 7ZMV REMARK 3 REFINEMENT SPACE : REAL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : 111.100 REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 3.030 REMARK 3 NUMBER OF PARTICLES : 359811 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 8RLA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 02-JAN-24. REMARK 100 THE DEPOSITION ID IS D_1292135656. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : LOCAL REFINEMENT OF RECQL5 PART REMARK 245 OF THE RECQL5:SFGFP HETERODIMER REMARK 245 ASSEMBLED BY DI-GLUEBODY; REMARK 245 GLUEBODY G5-006; ATP-DEPENDENT REMARK 245 DNA HELICASE Q5 REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 1.10 REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.50 REMARK 245 SAMPLE DETAILS : GLUEBODY G5-006; ATP-DEPENDENT REMARK 245 DNA HELICASE Q5 REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : 10102 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1500.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2500.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 4200.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: K, A 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 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 SER K -2 REMARK 465 MET K -1 REMARK 465 ALA K 0 REMARK 465 GLY A 320 REMARK 465 MET A 321 REMARK 465 GLY A 322 REMARK 465 VAL A 323 REMARK 465 SER A 452 REMARK 465 TRP A 453 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ASP K 61 CG OD1 OD2 REMARK 470 ASN K 73 CG OD1 ND2 REMARK 470 ASP K 112 CG OD1 OD2 REMARK 470 ARG A 118 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 253 CG CD OE1 OE2 REMARK 470 ARG A 269 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 270 CG CD OE1 OE2 REMARK 470 GLU A 297 CG CD OE1 OE2 REMARK 470 ASP A 324 CG OD1 OD2 REMARK 470 LYS A 338 CG CD CE NZ REMARK 470 ARG A 365 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 368 CG CD NE CZ NH1 NH2 REMARK 470 PHE A 373 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ILE A 375 CG1 CG2 CD1 REMARK 470 ARG A 376 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 377 CG CD CE NZ REMARK 470 GLU A 378 CG CD OE1 OE2 REMARK 470 VAL A 379 CG1 CG2 REMARK 470 LYS A 381 CG CD CE NZ REMARK 470 LEU A 382 CG CD1 CD2 REMARK 470 GLN A 383 CG CD OE1 NE2 REMARK 470 GLU A 384 CG CD OE1 OE2 REMARK 470 LYS A 385 CG CD CE NZ REMARK 470 ARG A 386 CG CD NE CZ NH1 NH2 REMARK 470 ASN A 388 CG OD1 ND2 REMARK 470 LYS A 389 CG CD CE NZ REMARK 470 SER A 391 OG REMARK 470 ASP A 392 CG OD1 OD2 REMARK 470 LYS A 393 CG CD CE NZ REMARK 470 MET A 397 CG SD CE REMARK 470 GLN A 435 CG CD OE1 NE2 REMARK 470 THR A 438 OG1 CG2 REMARK 470 VAL A 440 CG1 CG2 REMARK 470 GLU A 448 CG CD OE1 OE2 REMARK 470 ARG A 449 CG CD NE CZ NH1 NH2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 HH TYR K 111 OE1 GLU A 201 1.57 REMARK 500 HH12 ARG A 222 O GLY A 348 1.58 REMARK 500 OG1 THR K 106 OE1 GLU K 108 2.01 REMARK 500 NH1 ARG A 222 O GLY A 348 2.13 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 VAL K 48 -61.52 -105.81 REMARK 500 THR A 316 -129.60 59.93 REMARK 500 SER A 357 -169.42 -128.81 REMARK 500 REMARK 500 REMARK: NULL 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 501 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 411 SG REMARK 620 2 CYS A 427 SG 106.5 REMARK 620 3 CYS A 431 SG 105.8 117.7 REMARK 620 4 CYS A 434 SG 113.9 103.4 109.9 REMARK 620 N 1 2 3 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-19336 RELATED DB: EMDB REMARK 900 RECQL5:SFGFP HETERO DIMER ASSEMBLED BY DI-GLUEBODY - RECQL5 LOCAL REMARK 900 REFINEMENT DBREF 8RLA K -2 124 PDB 8RLA 8RLA -2 124 DBREF 8RLA A 12 453 UNP O94762 RECQ5_HUMAN 12 453 SEQRES 1 K 127 SER MET ALA GLN VAL GLN LEU VAL GLU ASN GLY GLY GLY SEQRES 2 K 127 CYS VAL LYS ALA GLY GLY SER LEU ARG LEU SER CYS ALA SEQRES 3 K 127 ALA SER GLY SER ILE PHE SER ILE ASN ARG MET THR TRP SEQRES 4 K 127 TYR ARG GLN ALA PRO GLY LYS GLU ARG GLU TRP VAL ALA SEQRES 5 K 127 ALA ILE THR SER GLY GLY SER THR ASN TYR ALA ASP SER SEQRES 6 K 127 VAL LYS GLY ARG PHE THR ILE SER ARG ASP ASN ALA GLU SEQRES 7 K 127 ASN THR VAL TYR LEU GLN MET ASN SER LEU LYS PRO GLU SEQRES 8 K 127 ASP THR ALA VAL TYR TYR CYS GLU ALA TYR GLY THR TYR SEQRES 9 K 127 THR LEU ALA PRO THR GLY GLU GLY GLU TYR ASP ASP TYR SEQRES 10 K 127 TRP GLY GLN GLY THR GLN VAL MET VAL SER SEQRES 1 A 442 PRO GLU ARG ARG VAL ARG SER THR LEU LYS LYS VAL PHE SEQRES 2 A 442 GLY PHE ASP SER PHE LYS THR PRO LEU GLN GLU SER ALA SEQRES 3 A 442 THR MET ALA VAL VAL LYS GLY ASN LYS ASP VAL PHE VAL SEQRES 4 A 442 CYS MET PRO THR GLY ALA GLY LYS SER LEU CYS TYR GLN SEQRES 5 A 442 LEU PRO ALA LEU LEU ALA LYS GLY ILE THR ILE VAL VAL SEQRES 6 A 442 SER PRO LEU ILE ALA LEU ILE GLN ASP GLN VAL ASP HIS SEQRES 7 A 442 LEU LEU THR LEU LYS VAL ARG VAL SER SER LEU ASN SER SEQRES 8 A 442 LYS LEU SER ALA GLN GLU ARG LYS GLU LEU LEU ALA ASP SEQRES 9 A 442 LEU GLU ARG GLU LYS PRO GLN THR LYS ILE LEU TYR ILE SEQRES 10 A 442 THR PRO GLU MET ALA ALA SER SER SER PHE GLN PRO THR SEQRES 11 A 442 LEU ASN SER LEU VAL SER ARG HIS LEU LEU SER TYR LEU SEQRES 12 A 442 VAL VAL ASP GLU ALA HIS CYS VAL SER GLN TRP GLY HIS SEQRES 13 A 442 ASP PHE ARG PRO ASP TYR LEU ARG LEU GLY ALA LEU ARG SEQRES 14 A 442 SER ARG LEU GLY HIS ALA PRO CYS VAL ALA LEU THR ALA SEQRES 15 A 442 THR ALA THR PRO GLN VAL GLN GLU ASP VAL PHE ALA ALA SEQRES 16 A 442 LEU HIS LEU LYS LYS PRO VAL ALA ILE PHE LYS THR PRO SEQRES 17 A 442 CYS PHE ARG ALA ASN LEU PHE TYR ASP VAL GLN PHE LYS SEQRES 18 A 442 GLU LEU ILE SER ASP PRO TYR GLY ASN LEU LYS ASP PHE SEQRES 19 A 442 CYS LEU LYS ALA LEU GLY GLN GLU ALA ASP LYS GLY LEU SEQRES 20 A 442 SER GLY CYS GLY ILE VAL TYR CYS ARG THR ARG GLU ALA SEQRES 21 A 442 CYS GLU GLN LEU ALA ILE GLU LEU SER CYS ARG GLY VAL SEQRES 22 A 442 ASN ALA LYS ALA TYR HIS ALA GLY LEU LYS ALA SER GLU SEQRES 23 A 442 ARG THR LEU VAL GLN ASN ASP TRP MET GLU GLU LYS VAL SEQRES 24 A 442 PRO VAL ILE VAL ALA THR ILE SER PHE GLY MET GLY VAL SEQRES 25 A 442 ASP LYS ALA ASN VAL ARG PHE VAL ALA HIS TRP ASN ILE SEQRES 26 A 442 ALA LYS SER MET ALA GLY TYR TYR GLN GLU SER GLY ARG SEQRES 27 A 442 ALA GLY ARG ASP GLY LYS PRO SER TRP CYS ARG LEU TYR SEQRES 28 A 442 TYR SER ARG ASN ASP ARG ASP GLN VAL SER PHE LEU ILE SEQRES 29 A 442 ARG LYS GLU VAL ALA LYS LEU GLN GLU LYS ARG GLY ASN SEQRES 30 A 442 LYS ALA SER ASP LYS ALA THR ILE MET ALA PHE ASP ALA SEQRES 31 A 442 LEU VAL THR PHE CYS GLU GLU LEU GLY CYS ARG HIS ALA SEQRES 32 A 442 ALA ILE ALA LYS TYR PHE GLY ASP ALA LEU PRO ALA CYS SEQRES 33 A 442 ALA LYS GLY CYS ASP HIS CYS GLN ASN PRO THR ALA VAL SEQRES 34 A 442 ARG ARG ARG LEU GLU ALA LEU GLU ARG SER SER SER TRP HET ZN A 501 1 HETNAM ZN ZINC ION FORMUL 3 ZN ZN 2+ HELIX 1 AA1 ALA K 60 GLY K 65 1 6 HELIX 2 AA2 GLU A 13 VAL A 23 1 11 HELIX 3 AA3 THR A 31 GLY A 44 1 14 HELIX 4 AA4 SER A 59 ALA A 69 1 11 HELIX 5 AA5 LEU A 79 LEU A 93 1 15 HELIX 6 AA6 SER A 105 ARG A 118 1 14 HELIX 7 AA7 THR A 129 ALA A 134 1 6 HELIX 8 AA8 PHE A 138 HIS A 149 1 12 HELIX 9 AA9 GLU A 158 SER A 163 5 6 HELIX 10 AB1 ARG A 170 ARG A 182 1 13 HELIX 11 AB2 THR A 196 LEU A 207 1 12 HELIX 12 AB3 ASP A 237 GLY A 251 1 15 HELIX 13 AB4 THR A 268 GLY A 283 1 16 HELIX 14 AB5 LYS A 294 GLU A 307 1 14 HELIX 15 AB6 SER A 339 ARG A 349 1 11 HELIX 16 AB7 SER A 364 ARG A 386 1 23 HELIX 17 AB8 ASN A 388 GLU A 408 1 21 HELIX 18 AB9 CYS A 411 GLY A 421 1 11 HELIX 19 AC1 CYS A 431 ASN A 436 1 6 HELIX 20 AC2 ASN A 436 SER A 451 1 16 SHEET 1 AA1 4 LEU K 4 ASN K 7 0 SHEET 2 AA1 4 LEU K 18 ALA K 24 -1 O SER K 21 N ASN K 7 SHEET 3 AA1 4 THR K 77 MET K 82 -1 O MET K 82 N LEU K 18 SHEET 4 AA1 4 PHE K 67 ASP K 72 -1 N SER K 70 O TYR K 79 SHEET 1 AA2 4 THR K 57 ASN K 58 0 SHEET 2 AA2 4 GLU K 46 THR K 52 -1 N ALA K 50 O ASN K 58 SHEET 3 AA2 4 ILE K 28 GLN K 39 -1 N ARG K 38 O GLU K 46 SHEET 4 AA2 4 VAL K 92 CYS K 95 -1 O VAL K 92 N GLN K 39 SHEET 1 AA312 THR K 57 ASN K 58 0 SHEET 2 AA312 GLU K 46 THR K 52 -1 N ALA K 50 O ASN K 58 SHEET 3 AA312 ILE K 28 GLN K 39 -1 N ARG K 38 O GLU K 46 SHEET 4 AA312 TYR K 98 LEU K 103 -1 O TYR K 101 N PHE K 29 SHEET 5 AA312 GLU K 108 GLU K 110 -1 O GLU K 110 N THR K 102 SHEET 6 AA312 VAL A 213 LYS A 217 -1 O ILE A 215 N GLY K 109 SHEET 7 AA312 ASP A 47 CYS A 51 1 N ASP A 47 O ALA A 214 SHEET 8 AA312 CYS A 188 THR A 192 1 O ALA A 190 N VAL A 48 SHEET 9 AA312 TYR A 153 VAL A 156 1 N VAL A 156 O VAL A 189 SHEET 10 AA312 THR A 73 VAL A 76 1 N ILE A 74 O TYR A 153 SHEET 11 AA312 ILE A 125 TYR A 127 1 O LEU A 126 N VAL A 75 SHEET 12 AA312 SER A 98 SER A 99 1 N SER A 98 O ILE A 125 SHEET 1 AA4 6 LEU A 225 PHE A 231 0 SHEET 2 AA4 6 SER A 357 TYR A 363 1 O CYS A 359 N PHE A 226 SHEET 3 AA4 6 VAL A 328 HIS A 333 1 N VAL A 331 O ARG A 360 SHEET 4 AA4 6 CYS A 261 TYR A 265 1 N ILE A 263 O PHE A 330 SHEET 5 AA4 6 VAL A 312 THR A 316 1 O ILE A 313 N GLY A 262 SHEET 6 AA4 6 ALA A 286 LYS A 287 1 N LYS A 287 O VAL A 314 SSBOND 1 CYS K 22 CYS K 95 1555 1555 2.03 SSBOND 2 CYS A 266 CYS A 272 1555 1555 2.03 LINK SG CYS A 411 ZN ZN A 501 1555 1555 2.33 LINK SG CYS A 427 ZN ZN A 501 1555 1555 2.33 LINK SG CYS A 431 ZN ZN A 501 1555 1555 2.34 LINK SG CYS A 434 ZN ZN A 501 1555 1555 2.33 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 TER 1817 SER K 124 TER 8305 SER A 451 HETATM 8306 ZN ZN A 501 135.869 163.659 173.141 1.00 89.14 ZN CONECT 298 1402 CONECT 1402 298 CONECT 5810 5882 CONECT 5882 5810 CONECT 7747 8306 CONECT 7982 8306 CONECT 8031 8306 CONECT 8070 8306 CONECT 8306 7747 7982 8031 8070 MASTER 210 0 1 20 26 0 0 6 4213 2 9 44 END