HEADER ELECTRON TRANSPORT 27-AUG-25 9XZU TITLE RUBREDOXIN FROM PYROCOCCUS FURIOSUS AT 100K, ALANINE-2 N TERMINUS COMPND MOL_ID: 1; COMPND 2 MOLECULE: RUBREDOXIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: RD; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PYROCOCCUS FURIOSUS; SOURCE 3 ORGANISM_TAXID: 2261; SOURCE 4 GENE: RUB, PF1282; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA PHAGE E20; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 3003230; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS IRON-SULFUR PROTEIN, ELECTRON TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR T.DOUKOV,S.J.CRAMER,D.GEORGE,F.E.JENNEY REVDAT 1 29-APR-26 9XZU 0 JRNL AUTH T.DOUKOV,I.LEONTYEV,F.E.JENNEY JR.,D.GEORGE,S.P.CRAMER JRNL TITL SOME LIKE IT HOT -STRUCTURAL CHANGES IN EXTREMOPHILE JRNL TITL 2 RUBREDOXIN AT 120 °C. JRNL REF ANGEW.CHEM.INT.ED.ENGL. V. 65 20302 2026 JRNL REFN ESSN 1521-3773 JRNL PMID 41287388 JRNL DOI 10.1002/ANIE.202520302 REMARK 2 REMARK 2 RESOLUTION. 0.83 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0430 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 0.83 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 26.93 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 77.8 REMARK 3 NUMBER OF REFLECTIONS : 38521 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.131 REMARK 3 FREE R VALUE : 0.148 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.992 REMARK 3 FREE R VALUE TEST SET COUNT : 1923 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 0.83 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 0.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 235 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 6.80 REMARK 3 BIN R VALUE (WORKING SET) : 0.3380 REMARK 3 BIN FREE R VALUE SET COUNT : 12 REMARK 3 BIN FREE R VALUE : 0.4600 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 413 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 150 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 9.23 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 6.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.47600 REMARK 3 B22 (A**2) : -1.15900 REMARK 3 B33 (A**2) : 0.68200 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.017 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.017 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.012 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.434 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.977 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.973 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 450 ; 0.013 ; 0.012 REMARK 3 BOND LENGTHS OTHERS (A): 399 ; 0.001 ; 0.016 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 620 ; 1.887 ; 1.816 REMARK 3 BOND ANGLES OTHERS (DEGREES): 949 ; 0.635 ; 1.797 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 60 ; 6.002 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 72 ;11.253 ;10.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 61 ; 0.097 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 527 ; 0.011 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 81 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 86 ; 0.258 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 32 ; 0.171 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 216 ; 0.191 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 78 ; 0.136 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 6 ; 0.087 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 219 ; 2.192 ; 0.459 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 219 ; 1.961 ; 0.452 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 274 ; 2.986 ; 1.026 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 275 ; 3.099 ; 1.034 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 231 ; 3.918 ; 0.732 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 230 ; 3.841 ; 0.724 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 342 ; 5.411 ; 1.518 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 343 ; 5.403 ; 1.520 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 849 ; 6.702 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 2 A 4 REMARK 3 ORIGIN FOR THE GROUP (A): 12.9256 -2.1679 -4.4452 REMARK 3 T TENSOR REMARK 3 T11: 0.0051 T22: 0.0611 REMARK 3 T33: 0.0061 T12: -0.0015 REMARK 3 T13: -0.0011 T23: -0.0000 REMARK 3 L TENSOR REMARK 3 L11: 1.3748 L22: 1.2026 REMARK 3 L33: 0.9843 L12: 0.1933 REMARK 3 L13: 0.0729 L23: -0.5580 REMARK 3 S TENSOR REMARK 3 S11: 0.0006 S12: -0.0372 S13: 0.0862 REMARK 3 S21: 0.0449 S22: -0.0200 S23: -0.0140 REMARK 3 S31: -0.0701 S32: 0.0368 S33: 0.0194 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK BULK SOLVENT REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THEIR REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 9XZU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-AUG-25. REMARK 100 THE DEPOSITION ID IS D_1000299600. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-DEC-23 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL12-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.72929 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : AUTOPROC REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38521 REMARK 200 RESOLUTION RANGE HIGH (A) : 0.825 REMARK 200 RESOLUTION RANGE LOW (A) : 26.932 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.2 REMARK 200 DATA REDUNDANCY : 6.500 REMARK 200 R MERGE (I) : 0.04900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 0.83 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 0.89 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.68000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: HKL2MAP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.22 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: VAPOR DIFFUSION AGAINST 3.1 M NACL REMARK 280 WITH 3.6M NA,K PHOSPHATE, PH 8.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 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 16.93200 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 21.71650 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 17.16400 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 21.71650 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 16.93200 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 17.16400 REMARK 290 SMTRY3 4 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 MET A 1 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 ASP A 19 64.54 -153.93 REMARK 500 ILE A 41 -60.71 -90.27 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 343 DISTANCE = 6.02 ANGSTROMS REMARK 525 HOH A 344 DISTANCE = 6.03 ANGSTROMS REMARK 525 HOH A 345 DISTANCE = 6.05 ANGSTROMS REMARK 525 HOH A 346 DISTANCE = 6.09 ANGSTROMS REMARK 525 HOH A 347 DISTANCE = 6.40 ANGSTROMS REMARK 525 HOH A 348 DISTANCE = 6.59 ANGSTROMS REMARK 525 HOH A 349 DISTANCE = 6.59 ANGSTROMS REMARK 525 HOH A 350 DISTANCE = 7.08 ANGSTROMS 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 101 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 6 SG REMARK 620 2 CYS A 9 SG 112.4 REMARK 620 3 CYS A 39 SG 113.1 101.2 REMARK 620 4 CYS A 42 SG 102.5 116.3 111.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 102 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 21 O REMARK 620 2 ASN A 22 OD1 76.7 REMARK 620 3 HOH A 224 O 153.8 127.7 REMARK 620 4 HOH A 268 O 73.5 141.0 80.4 REMARK 620 5 HOH A 295 O 99.8 78.1 79.1 82.7 REMARK 620 6 HOH A 305 O 91.4 106.4 90.1 98.9 168.6 REMARK 620 N 1 2 3 4 5 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1BRF RELATED DB: PDB REMARK 900 SAME N TERMINUS DBREF 9XZU A 1 54 UNP P24297 RUBR_PYRFU 1 54 SEQRES 1 A 54 MET ALA LYS TRP VAL CYS LYS ILE CYS GLY TYR ILE TYR SEQRES 2 A 54 ASP GLU ASP ALA GLY ASP PRO ASP ASN GLY ILE SER PRO SEQRES 3 A 54 GLY THR LYS PHE GLU GLU LEU PRO ASP ASP TRP VAL CYS SEQRES 4 A 54 PRO ILE CYS GLY ALA PRO LYS SER GLU PHE GLU LYS LEU SEQRES 5 A 54 GLU ASP HET ZN A 101 1 HET K A 102 1 HETNAM ZN ZINC ION HETNAM K POTASSIUM ION FORMUL 2 ZN ZN 2+ FORMUL 3 K K 1+ FORMUL 4 HOH *150(H2 O) HELIX 1 AA1 ASP A 19 GLY A 23 5 5 HELIX 2 AA2 LYS A 29 LEU A 33 5 5 HELIX 3 AA3 PRO A 45 SER A 47 5 3 SHEET 1 AA1 3 ILE A 12 ASP A 14 0 SHEET 2 AA1 3 LYS A 3 CYS A 6 -1 N TRP A 4 O TYR A 13 SHEET 3 AA1 3 PHE A 49 LYS A 51 -1 O GLU A 50 N VAL A 5 LINK SG CYS A 6 ZN ZN A 101 1555 1555 2.35 LINK SG CYS A 9 ZN ZN A 101 1555 1555 2.32 LINK O ASP A 21 K K A 102 1555 1555 2.72 LINK OD1 ASN A 22 K K A 102 1555 1555 2.80 LINK SG CYS A 39 ZN ZN A 101 1555 1555 2.37 LINK SG CYS A 42 ZN ZN A 101 1555 1555 2.33 LINK K K A 102 O HOH A 224 1555 2554 2.81 LINK K K A 102 O HOH A 268 1555 2554 2.88 LINK K K A 102 O HOH A 295 1555 1555 2.78 LINK K K A 102 O HOH A 305 1555 1555 2.80 CRYST1 33.864 34.328 43.433 90.00 90.00 90.00 P 21 21 21 4 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 0.029530 0.000000 0.000000 0.00000 SCALE2 0.000000 0.029131 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023024 0.00000 CONECT 41 434 CONECT 64 434 CONECT 162 435 CONECT 173 435 CONECT 312 434 CONECT 333 434 CONECT 434 41 64 312 333 CONECT 435 162 173 537 551 CONECT 537 435 CONECT 551 435 MASTER 328 0 2 3 3 0 0 6 565 1 10 5 END