PDB Short entry for 2X2P HEADER FLAVOPROTEIN 15-JAN-10 2X2P TITLE THE FLAVOPROTEIN NRDI FROM BACILLUS CEREUS WITH THE INITIALLY TITLE 2 SEMIQUINONE FMN COFACTOR IN AN INTERMEDIATE RADIATION REDUCED STATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: NRDI PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: NRDI; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS CEREUS; SOURCE 3 ORGANISM_TAXID: 226900; SOURCE 4 ATCC: 14579; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET22B KEYWDS RIBONUCLEOTIDE REDUCTASE, FLAVODOXIN, ELECTRON TRANSFER, FLAVOPROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.K.ROHR,H.P.HERSLETH,K.K.ANDERSSON REVDAT 3 22-MAY-19 2X2P 1 REMARK REVDAT 2 17-AUG-11 2X2P 1 JRNL REMARK HETSYN HETATM REVDAT 2 2 1 ANISOU VERSN REVDAT 1 09-MAR-10 2X2P 0 JRNL AUTH A.K.ROHR,H.P.HERSLETH,K.K.ANDERSSON JRNL TITL TRACKING FLAVIN CONFORMATIONS IN PROTEIN CRYSTAL STRUCTURES JRNL TITL 2 WITH RAMAN SPECTROSCOPY AND QM/MM CALCULATIONS JRNL REF ANGEW.CHEM.INT.ED.ENGL. V. 49 2324 2010 JRNL REFN ISSN 1433-7851 JRNL PMID 20187055 JRNL DOI 10.1002/ANIE.200907143 REMARK 2 REMARK 2 RESOLUTION. 1.15 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.15 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.7 REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.153 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : 0.191 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 37736 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.131 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.170 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 29716 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 934 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 40 REMARK 3 SOLVENT ATOMS : 137 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 1110.2 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 920.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 9 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 10362 REMARK 3 NUMBER OF RESTRAINTS : 12808 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 ANGLE DISTANCES (A) : 0.032 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.032 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.067 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.080 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.032 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.004 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.034 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.099 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE FLAVIN COFACTOR IS IN AN REMARK 3 INTERMEDIATE ONE ELECTRON STATE. REMARK 4 REMARK 4 2X2P COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 15-JAN-10. REMARK 100 THE DEPOSITION ID IS D_1290042508. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-FEB-09 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : BM1A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.70920 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : IMOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 39780 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.150 REMARK 200 RESOLUTION RANGE LOW (A) : 28.090 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 4.900 REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 14.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.15 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.21 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : 0.49000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 1RLJ REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 31.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.79 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M SODIUM CACODYLATE TRIHYDRATE PH REMARK 280 6.5, 0.2 M ZINC ACETATE DIHYDRATE, 14 %(W/V) PEG 8000 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 21.47750 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 28.10000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 22.74250 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 28.10000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.47750 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 22.74250 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 THR A 118 REMARK 465 HIS A 119 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 14 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ASP A 35 CB - CG - OD2 ANGL. DEV. = -5.8 DEGREES REMARK 500 ARG A 51 NE - CZ - NH1 ANGL. DEV. = -3.3 DEGREES REMARK 500 ASP A 54 CB - CG - OD1 ANGL. DEV. = 5.9 DEGREES REMARK 500 GLU A 107 CB - CG - CD ANGL. DEV. = 22.8 DEGREES REMARK 500 GLU A 107 OE1 - CD - OE2 ANGL. DEV. = -8.2 DEGREES REMARK 500 ARG A 114 CD - NE - CZ ANGL. DEV. = 30.8 DEGREES REMARK 500 ARG A 114 NH1 - CZ - NH2 ANGL. DEV. = -7.3 DEGREES REMARK 500 ARG A 114 NE - CZ - NH1 ANGL. DEV. = 5.8 DEGREES 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 LEU A 99 -129.23 58.76 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 A1120 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CAC A1124 O2 REMARK 620 2 HIS A 17 NE2 103.2 REMARK 620 3 GLU A 98 OE1 100.7 124.4 REMARK 620 4 HOH A2129 O 104.1 109.0 112.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1121 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 50 OE2 REMARK 620 2 ASP A 54 OD1 95.4 REMARK 620 3 ASP A 54 OD2 111.4 52.3 REMARK 620 4 HOH A2130 O 95.4 150.8 98.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1122 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 57 OE2 REMARK 620 2 ASP A 76 OD1 145.1 REMARK 620 3 ASP A 76 OD2 115.8 57.5 REMARK 620 4 GLU A 57 OE1 58.8 87.3 99.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1123 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A2133 O REMARK 620 2 HOH A2135 O 67.2 REMARK 620 3 HOH A2136 O 155.6 105.9 REMARK 620 4 HOH A2134 O 128.8 163.9 59.4 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMN A 1119 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1120 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1121 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1122 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1123 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CAC A 1124 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2X2O RELATED DB: PDB REMARK 900 THE FLAVOPROTEIN NRDI FROM BACILLUS CEREUS WITH THE INITIALLY REMARK 900 OXIDIZED FMN COFACTOR IN AN INTERMEDIATE RADIATION REDUCED STATE DBREF 2X2P A 1 119 UNP Q81G57 Q81G57_BACCR 1 119 SEQRES 1 A 119 MET LEU VAL ALA TYR ASP SER MET THR GLY ASN VAL LYS SEQRES 2 A 119 ARG PHE ILE HIS LYS LEU ASN MET PRO ALA VAL GLN ILE SEQRES 3 A 119 ASP GLU ASP LEU VAL ILE ASP GLU ASP PHE ILE LEU ILE SEQRES 4 A 119 THR TYR THR THR GLY PHE GLY ASN VAL PRO GLU ARG VAL SEQRES 5 A 119 LEU ASP PHE LEU GLU ARG ASN ASN GLU LYS LEU LYS GLY SEQRES 6 A 119 VAL SER ALA SER GLY ASN ARG ASN TRP GLY ASP MET PHE SEQRES 7 A 119 GLY ALA SER ALA ASP LYS ILE SER THR LYS TYR GLU VAL SEQRES 8 A 119 PRO ILE VAL SER LYS PHE GLU LEU SER GLY THR ASN ASN SEQRES 9 A 119 ASP VAL GLU TYR PHE LYS GLU ARG VAL ARG GLU ILE ALA SEQRES 10 A 119 THR HIS HET FMN A1119 31 HET ZN A1120 1 HET ZN A1121 1 HET ZN A1122 1 HET ZN A1123 1 HET CAC A1124 5 HETNAM FMN FLAVIN MONONUCLEOTIDE HETNAM ZN ZINC ION HETNAM CAC CACODYLATE ION HETSYN FMN RIBOFLAVIN MONOPHOSPHATE HETSYN CAC DIMETHYLARSINATE FORMUL 2 FMN C17 H21 N4 O9 P FORMUL 3 ZN 4(ZN 2+) FORMUL 7 CAC C2 H6 AS O2 1- FORMUL 8 HOH *137(H2 O) HELIX 1 1 GLY A 10 ASN A 20 1 11 HELIX 2 2 PRO A 49 ASN A 60 1 12 HELIX 3 3 ASN A 71 PHE A 78 5 8 HELIX 4 4 GLY A 79 GLU A 90 1 12 HELIX 5 5 THR A 102 ALA A 117 1 16 SHEET 1 AA 5 ALA A 23 GLN A 25 0 SHEET 2 AA 5 LEU A 2 TYR A 5 1 O VAL A 3 N VAL A 24 SHEET 3 AA 5 PHE A 36 TYR A 41 1 O ILE A 37 N ALA A 4 SHEET 4 AA 5 LEU A 63 GLY A 70 1 N LYS A 64 O PHE A 36 SHEET 5 AA 5 ILE A 93 GLU A 98 1 N VAL A 94 O VAL A 66 LINK ZN ZN A1120 O2 CAC A1124 1555 1555 1.98 LINK ZN ZN A1120 NE2 HIS A 17 1555 1555 1.99 LINK ZN ZN A1120 OE1 GLU A 98 1555 4455 1.95 LINK ZN ZN A1120 O HOH A2129 1555 1555 2.09 LINK ZN ZN A1121 OE2 GLU A 50 1555 1555 2.15 LINK ZN ZN A1121 OD1 ASP A 54 1555 1555 1.94 LINK ZN ZN A1121 OD2 ASP A 54 1555 1555 2.60 LINK ZN ZN A1121 O HOH A2130 1555 1555 1.88 LINK ZN ZN A1122 OE2 GLU A 57 1555 4545 1.89 LINK ZN ZN A1122 OD1 ASP A 76 1555 1555 2.50 LINK ZN ZN A1122 OD2 ASP A 76 1555 1555 1.86 LINK ZN ZN A1122 OE1 GLU A 57 1555 4545 2.48 LINK ZN ZN A1123 O HOH A2133 1555 1555 2.02 LINK ZN ZN A1123 O HOH A2135 1555 1555 2.05 LINK ZN ZN A1123 O HOH A2136 1555 1555 2.61 LINK ZN ZN A1123 O HOH A2134 1555 1555 1.73 SITE 1 AC1 22 SER A 7 MET A 8 THR A 9 GLY A 10 SITE 2 AC1 22 ASN A 11 VAL A 12 ASN A 20 TYR A 41 SITE 3 AC1 22 THR A 42 GLY A 44 GLY A 46 SER A 69 SITE 4 AC1 22 GLY A 70 ASN A 71 TRP A 74 MET A 77 SITE 5 AC1 22 PHE A 78 GLY A 79 LEU A 99 HOH A2055 SITE 6 AC1 22 HOH A2127 HOH A2128 SITE 1 AC2 4 HIS A 17 GLU A 98 CAC A1124 HOH A2129 SITE 1 AC3 6 GLU A 50 ASP A 54 GLU A 111 ZN A1123 SITE 2 AC3 6 HOH A2130 HOH A2133 SITE 1 AC4 3 GLU A 57 ASP A 76 ZN A1123 SITE 1 AC5 8 GLU A 50 ASP A 54 ZN A1121 ZN A1122 SITE 2 AC5 8 HOH A2133 HOH A2134 HOH A2135 HOH A2136 SITE 1 AC6 6 TYR A 5 HIS A 17 GLU A 98 ZN A1120 SITE 2 AC6 6 HOH A2016 HOH A2137 CRYST1 42.955 45.485 56.200 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 0.023280 0.000000 0.000000 0.00000 SCALE2 0.000000 0.021985 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017794 0.00000