HEADER OXIDOREDUCTASE 29-JAN-01 1I0H TITLE CRYSTAL STRUCTURE OF THE E. COLI MANGANESE SUPEROXIDE DISMUTASE MUTANT TITLE 2 Y174F AT 1.35 ANGSTROMS RESOLUTION. COMPND MOL_ID: 1; COMPND 2 MOLECULE: MANGANESE SUPEROXIDE DISMUTASE Y174F MUTANT; COMPND 3 CHAIN: A, B; COMPND 4 EC: 1.15.1.1; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PDT1-5 (CONTAINING SODA) KEYWDS MANGANESE SUPEROXIDE DISMUTASE, Y174F MUTANT, HYDROGEN BOND, KEYWDS 2 REACTIVITY, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR R.A.EDWARDS,M.M.WHITTAKER,J.W.WHITTAKER,E.N.BAKER,G.B.JAMESON REVDAT 6 07-FEB-24 1I0H 1 REMARK REVDAT 5 27-OCT-21 1I0H 1 REMARK SEQADV LINK REVDAT 4 24-FEB-09 1I0H 1 VERSN REVDAT 3 04-JUL-01 1I0H 1 REMARK REVDAT 2 25-APR-01 1I0H 1 JRNL REVDAT 1 28-FEB-01 1I0H 0 JRNL AUTH R.A.EDWARDS,M.M.WHITTAKER,J.W.WHITTAKER,E.N.BAKER, JRNL AUTH 2 G.B.JAMESON JRNL TITL REMOVING A HYDROGEN BOND IN THE DIMER INTERFACE OF JRNL TITL 2 ESCHERICHIA COLI MANGANESE SUPEROXIDE DISMUTASE ALTERS JRNL TITL 3 STRUCTURE AND REACTIVITY. JRNL REF BIOCHEMISTRY V. 40 4622 2001 JRNL REFN ISSN 0006-2960 JRNL PMID 11294629 JRNL DOI 10.1021/BI002403H REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.A.EDWARDS,M.M.WHITTAKER,J.W.WHITTAKER,E.N.BAKER, REMARK 1 AUTH 2 G.B.JAMESON REMARK 1 TITL OUTER SPHERE MUTATIONS PERTURB METAL REACTIVITY IN MANGANESE REMARK 1 TITL 2 SUPEROXIDE DISMUTASE REMARK 1 REF BIOCHEMISTRY V. 40 15 2001 REMARK 1 REFN ISSN 0006-2960 REMARK 1 DOI 10.1021/BI0018943 REMARK 2 REMARK 2 RESOLUTION. 1.35 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) : 1.35 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 4.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 CROSS-VALIDATION METHOD : NULL 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) : 0.170 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.169 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.196 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 4444 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 89092 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3254 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 500 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 3667.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 0 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 17529 REMARK 3 NUMBER OF RESTRAINTS : 16393 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.004 REMARK 3 ANGLE DISTANCES (A) : 0.015 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.391 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.066 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.066 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.044 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.024 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.042 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1I0H COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-JAN-01. REMARK 100 THE DEPOSITION ID IS D_1000012752. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-NOV-98 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : X11 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9058 REMARK 200 MONOCHROMATOR : SINGLE-CRYSTAL GERMANIUM REMARK 200 TRIANGULAR MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 89109 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.350 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 4.200 REMARK 200 R MERGE (I) : 0.02700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 52.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.35 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.37 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.07100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 18.30 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 16-20% PEG 6000, 0.1M BICINE PH 8.5, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 23.00850 REMARK 290 SMTRY3 2 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1800 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17350 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 LYS A 29 CD CE NZ REMARK 480 GLU A 43 CG CD OE1 OE2 REMARK 480 GLU A 47 CG CD OE1 OE2 REMARK 480 ASN A 50 CG OD1 ND2 REMARK 480 GLU A 54 CG CD OE1 OE2 REMARK 480 LEU A 56 CG CD1 CD2 REMARK 480 LYS A 59 CG CD CE NZ REMARK 480 ASP A 61 CG OD1 OD2 REMARK 480 GLN A 62 CD OE1 NE2 REMARK 480 LYS A 68 CG CD CE NZ REMARK 480 LYS A 86 CE NZ REMARK 480 GLU A 117 CG CD OE1 OE2 REMARK 480 LYS A 118 CE NZ REMARK 480 ASN A 179 CG OD1 ND2 REMARK 480 LYS A 186 CG CD CE NZ REMARK 480 LYS B 20 CG CD CE NZ REMARK 480 GLN B 21 CD OE1 NE2 REMARK 480 GLU B 24 CD OE1 OE2 REMARK 480 GLU B 54 CG CD OE1 OE2 REMARK 480 GLU B 55 CG CD OE1 OE2 REMARK 480 LYS B 86 CG CD CE NZ REMARK 480 ASP B 136 CB CG OD1 OD2 REMARK 480 GLN B 178 CG CD OE1 NE2 REMARK 480 LYS B 204 CD CE NZ REMARK 480 LYS B 205 CB CG CD CE NZ 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 OE1 GLU A 54 O HOH A 333 2.06 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 LYS A 89 142.52 -174.74 REMARK 500 ASN A 145 -126.38 56.68 REMARK 500 TYR A 173 -1.90 -142.35 REMARK 500 GLN A 178 -123.03 52.33 REMARK 500 LYS B 29 -68.06 -107.83 REMARK 500 LYS B 89 132.67 -172.41 REMARK 500 ASN B 145 -126.31 54.52 REMARK 500 GLN B 178 -120.74 48.22 REMARK 500 LYS B 204 -12.60 72.49 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 MN A 206 MN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 26 NE2 REMARK 620 2 HIS A 81 NE2 90.9 REMARK 620 3 ASP A 167 OD2 86.3 114.4 REMARK 620 4 HIS A 171 NE2 92.8 125.8 119.8 REMARK 620 5 HOH A 469 O 173.9 90.2 87.8 91.3 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MN B 206 MN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 26 NE2 REMARK 620 2 HIS B 81 NE2 90.7 REMARK 620 3 ASP B 167 OD2 87.2 115.1 REMARK 620 4 HIS B 171 NE2 89.7 127.5 117.3 REMARK 620 5 HOH B 443 O 174.3 92.2 87.2 92.4 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN A 206 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN B 206 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1VEW RELATED DB: PDB REMARK 900 1VEW IS THE NATIVE STRUCTURE REMARK 900 RELATED ID: 1EN4 RELATED DB: PDB REMARK 900 1EN4 IS E. COLI MANGANESE SUPEROXIDE DISMUTASE Q146H MUTANT REMARK 900 RELATED ID: 1EN5 RELATED DB: PDB REMARK 900 IEN5 IS E. COLI MANGANESE SUPEROXIDE DISMUTASE Y34F MUTANT REMARK 900 RELATED ID: 1EN6 RELATED DB: PDB REMARK 900 1EN6 IS E. COLI MANGANESE SUPEROXIDE DISMUTASE Q146L MUTANT REMARK 900 RELATED ID: 1I08 RELATED DB: PDB REMARK 900 1I08 IS E. COLI MANGANESE SUPEROXIDE DISMUTASE H30A MUTANT REMARK 900 RELATED ID: 1MMM RELATED DB: PDB REMARK 900 1MMM IS E. COLI FE-SUBSTITUTED MANGANESE SUPEROXIDE DISMUTASE DBREF 1I0H A 1 205 UNP P00448 SODM_ECOLI 1 205 DBREF 1I0H B 1 205 UNP P00448 SODM_ECOLI 1 205 SEQADV 1I0H PHE A 174 UNP P00448 TYR 174 ENGINEERED MUTATION SEQADV 1I0H PHE B 174 UNP P00448 TYR 174 ENGINEERED MUTATION SEQRES 1 A 205 SER TYR THR LEU PRO SER LEU PRO TYR ALA TYR ASP ALA SEQRES 2 A 205 LEU GLU PRO HIS PHE ASP LYS GLN THR MET GLU ILE HIS SEQRES 3 A 205 HIS THR LYS HIS HIS GLN THR TYR VAL ASN ASN ALA ASN SEQRES 4 A 205 ALA ALA LEU GLU SER LEU PRO GLU PHE ALA ASN LEU PRO SEQRES 5 A 205 VAL GLU GLU LEU ILE THR LYS LEU ASP GLN LEU PRO ALA SEQRES 6 A 205 ASP LYS LYS THR VAL LEU ARG ASN ASN ALA GLY GLY HIS SEQRES 7 A 205 ALA ASN HIS SER LEU PHE TRP LYS GLY LEU LYS LYS GLY SEQRES 8 A 205 THR THR LEU GLN GLY ASP LEU LYS ALA ALA ILE GLU ARG SEQRES 9 A 205 ASP PHE GLY SER VAL ASP ASN PHE LYS ALA GLU PHE GLU SEQRES 10 A 205 LYS ALA ALA ALA SER ARG PHE GLY SER GLY TRP ALA TRP SEQRES 11 A 205 LEU VAL LEU LYS GLY ASP LYS LEU ALA VAL VAL SER THR SEQRES 12 A 205 ALA ASN GLN ASP SER PRO LEU MET GLY GLU ALA ILE SER SEQRES 13 A 205 GLY ALA SER GLY PHE PRO ILE MET GLY LEU ASP VAL TRP SEQRES 14 A 205 GLU HIS ALA TYR PHE LEU LYS PHE GLN ASN ARG ARG PRO SEQRES 15 A 205 ASP TYR ILE LYS GLU PHE TRP ASN VAL VAL ASN TRP ASP SEQRES 16 A 205 GLU ALA ALA ALA ARG PHE ALA ALA LYS LYS SEQRES 1 B 205 SER TYR THR LEU PRO SER LEU PRO TYR ALA TYR ASP ALA SEQRES 2 B 205 LEU GLU PRO HIS PHE ASP LYS GLN THR MET GLU ILE HIS SEQRES 3 B 205 HIS THR LYS HIS HIS GLN THR TYR VAL ASN ASN ALA ASN SEQRES 4 B 205 ALA ALA LEU GLU SER LEU PRO GLU PHE ALA ASN LEU PRO SEQRES 5 B 205 VAL GLU GLU LEU ILE THR LYS LEU ASP GLN LEU PRO ALA SEQRES 6 B 205 ASP LYS LYS THR VAL LEU ARG ASN ASN ALA GLY GLY HIS SEQRES 7 B 205 ALA ASN HIS SER LEU PHE TRP LYS GLY LEU LYS LYS GLY SEQRES 8 B 205 THR THR LEU GLN GLY ASP LEU LYS ALA ALA ILE GLU ARG SEQRES 9 B 205 ASP PHE GLY SER VAL ASP ASN PHE LYS ALA GLU PHE GLU SEQRES 10 B 205 LYS ALA ALA ALA SER ARG PHE GLY SER GLY TRP ALA TRP SEQRES 11 B 205 LEU VAL LEU LYS GLY ASP LYS LEU ALA VAL VAL SER THR SEQRES 12 B 205 ALA ASN GLN ASP SER PRO LEU MET GLY GLU ALA ILE SER SEQRES 13 B 205 GLY ALA SER GLY PHE PRO ILE MET GLY LEU ASP VAL TRP SEQRES 14 B 205 GLU HIS ALA TYR PHE LEU LYS PHE GLN ASN ARG ARG PRO SEQRES 15 B 205 ASP TYR ILE LYS GLU PHE TRP ASN VAL VAL ASN TRP ASP SEQRES 16 B 205 GLU ALA ALA ALA ARG PHE ALA ALA LYS LYS HET MN A 206 1 HET MN B 206 1 HETNAM MN MANGANESE (II) ION FORMUL 3 MN 2(MN 2+) FORMUL 5 HOH *500(H2 O) HELIX 1 1 ASP A 19 LYS A 29 1 11 HELIX 2 2 LYS A 29 GLU A 43 1 15 HELIX 3 3 PRO A 52 ILE A 57 1 6 HELIX 4 4 THR A 58 LEU A 63 5 6 HELIX 5 5 PRO A 64 ASP A 66 5 3 HELIX 6 6 LYS A 67 GLY A 87 1 21 HELIX 7 7 GLN A 95 GLY A 107 1 13 HELIX 8 8 SER A 108 ARG A 123 1 16 HELIX 9 9 SER A 148 MET A 151 5 4 HELIX 10 10 GLY A 152 GLY A 157 1 6 HELIX 11 11 TRP A 169 ALA A 172 5 4 HELIX 12 12 TYR A 173 GLN A 178 1 6 HELIX 13 13 ARG A 180 VAL A 192 1 13 HELIX 14 14 ASN A 193 LYS A 205 1 13 HELIX 15 15 ASP B 19 LYS B 29 1 11 HELIX 16 16 LYS B 29 GLU B 43 1 15 HELIX 17 17 LEU B 45 ASN B 50 1 6 HELIX 18 18 PRO B 52 ILE B 57 1 6 HELIX 19 19 THR B 58 LEU B 63 5 6 HELIX 20 20 PRO B 64 ASP B 66 5 3 HELIX 21 21 LYS B 67 GLY B 87 1 21 HELIX 22 22 GLN B 95 GLY B 107 1 13 HELIX 23 23 SER B 108 ARG B 123 1 16 HELIX 24 24 SER B 148 MET B 151 5 4 HELIX 25 25 GLY B 152 GLY B 157 1 6 HELIX 26 26 TRP B 169 ALA B 172 5 4 HELIX 27 27 TYR B 173 GLN B 178 1 6 HELIX 28 28 ARG B 180 VAL B 192 1 13 HELIX 29 29 ASN B 193 LYS B 204 1 12 SHEET 1 A 3 LYS A 137 ALA A 144 0 SHEET 2 A 3 GLY A 127 LYS A 134 -1 O TRP A 128 N THR A 143 SHEET 3 A 3 PHE A 161 ASP A 167 -1 N PHE A 161 O LEU A 133 SHEET 1 B 3 LYS B 137 ALA B 144 0 SHEET 2 B 3 GLY B 127 LYS B 134 -1 O TRP B 128 N THR B 143 SHEET 3 B 3 PHE B 161 ASP B 167 -1 N PHE B 161 O LEU B 133 LINK NE2 HIS A 26 MN MN A 206 1555 1555 2.18 LINK NE2 HIS A 81 MN MN A 206 1555 1555 2.18 LINK OD2 ASP A 167 MN MN A 206 1555 1555 2.02 LINK NE2 HIS A 171 MN MN A 206 1555 1555 2.13 LINK MN MN A 206 O HOH A 469 1555 1555 2.23 LINK NE2 HIS B 26 MN MN B 206 1555 1555 2.14 LINK NE2 HIS B 81 MN MN B 206 1555 1555 2.18 LINK OD2 ASP B 167 MN MN B 206 1555 1555 2.01 LINK NE2 HIS B 171 MN MN B 206 1555 1555 2.16 LINK MN MN B 206 O HOH B 443 1555 1555 2.24 CISPEP 1 GLU A 15 PRO A 16 0 1.88 CISPEP 2 GLU B 15 PRO B 16 0 1.63 SITE 1 AC1 5 HIS A 26 HIS A 81 ASP A 167 HIS A 171 SITE 2 AC1 5 HOH A 469 SITE 1 AC2 5 HIS B 26 HIS B 81 ASP B 167 HIS B 171 SITE 2 AC2 5 HOH B 443 CRYST1 46.893 46.017 95.993 90.00 98.40 90.00 P 1 21 1 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 0.021325 0.000000 0.003149 0.00000 SCALE2 0.000000 0.021731 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010530 0.00000