3EMP - Header Asymmetric Unit

HEADER OXIDOREDUCTASE 24-SEP-08 3EMP

TITLE CRYSTAL STRUCTURE OF THE S-ACETANILIDE MODIFIED FORM OF TITLE 2 C165S AHPC

COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALKYL HYDROPEROXIDE REDUCTASE SUBUNIT C; COMPND 3 CHAIN: A, B, C, D, E; COMPND 4 SYNONYM: PEROXIREDOXIN, THIOREDOXIN PEROXIDASE, ALKYL COMPND 5 HYDROPEROXIDE REDUCTASE PROTEIN C22; COMPND 6 EC: 1.11.1.15; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SALMONELLA TYPHIMURIUM; SOURCE 3 ORGANISM_TAXID: 602; SOURCE 4 GENE: AHPC; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: TA4315; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PAC1

KEYWDS OXIDOREDUCTASE, AHPC, PEROXIREDOXIN, ANTIOXIDANT, KEYWDS 2 PEROXIDASE, REDOX-ACTIVE CENTER

EXPDTA X-RAY DIFFRACTION

AUTHOR P.A.KARPLUS,A.HALL

REVDAT 1 03-MAR-09 3EMP 0

JRNL AUTH K.J.NELSON,D.PARSONAGE,A.HALL,P.A.KARPLUS,L.B.POOLE JRNL TITL CYSTEINE PK(A) VALUES FOR THE BACTERIAL JRNL TITL 2 PEROXIREDOXIN AHPC JRNL REF BIOCHEMISTRY V. 47 12860 2008 JRNL REFN ISSN 0006-2960 JRNL PMID 18986167 JRNL DOI 10.1021/BI801718D

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 4.00 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0046 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 4.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 17.06 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 3 NUMBER OF REFLECTIONS : 12924 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) : 0.302 REMARK 3 R VALUE (WORKING SET) : 0.301 REMARK 3 FREE R VALUE : 0.309 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 685 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 4.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 4.10 REMARK 3 REFLECTION IN BIN (WORKING SET) : 947 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.00 REMARK 3 BIN R VALUE (WORKING SET) : 0.3940 REMARK 3 BIN FREE R VALUE SET COUNT : 64 REMARK 3 BIN FREE R VALUE : 0.3960 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6379 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 45.06 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.93000 REMARK 3 B22 (A**2) : 0.93000 REMARK 3 B33 (A**2) : -1.39000 REMARK 3 B12 (A**2) : 0.46000 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): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.000 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.006 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.879 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.861 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): NULL ; NULL ; NULL REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL 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 : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : NULL REMARK 3 ION PROBE RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: U VALUES : REFINED INDIVIDUALLY

REMARK 4 REMARK 4 3EMP COMPLIES WITH FORMAT V. 3.20, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-SEP-08. REMARK 100 THE RCSB ID CODE IS RCSB049515.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-FEB-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : 1.542 REMARK 200 MONOCHROMATOR : MIRRORS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13761 REMARK 200 RESOLUTION RANGE HIGH (A) : 4.000 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 4.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 4.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.50800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL 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: PDB ENTRY 1YF1 REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 68.01 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.84 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.26 M (NH4)2SO4, 0.1 M 2-(N- REMARK 280 MORPHOLINO)ETHANESULFONIC ACID (MES), PH 6.0, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 277K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 48.60167 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 97.20333 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 97.20333 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 48.60167 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: DECAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DECAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 16380 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 64510 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -114.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, 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 350 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 97.20333

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 A 1 REMARK 465 GLU A 163 REMARK 465 VAL A 164 REMARK 465 SER A 165 REMARK 465 PRO A 166 REMARK 465 ALA A 167 REMARK 465 LYS A 168 REMARK 465 TRP A 169 REMARK 465 LYS A 170 REMARK 465 GLU A 171 REMARK 465 GLY A 172 REMARK 465 GLU A 173 REMARK 465 ALA A 174 REMARK 465 THR A 175 REMARK 465 LEU A 176 REMARK 465 ALA A 177 REMARK 465 PRO A 178 REMARK 465 SER A 179 REMARK 465 LEU A 180 REMARK 465 ASP A 181 REMARK 465 LEU A 182 REMARK 465 VAL A 183 REMARK 465 GLY A 184 REMARK 465 LYS A 185 REMARK 465 ILE A 186 REMARK 465 GLU B 163 REMARK 465 VAL B 164 REMARK 465 SER B 165 REMARK 465 PRO B 166 REMARK 465 ALA B 167 REMARK 465 LYS B 168 REMARK 465 TRP B 169 REMARK 465 LYS B 170 REMARK 465 GLU B 171 REMARK 465 GLY B 172 REMARK 465 GLU B 173 REMARK 465 ALA B 174 REMARK 465 THR B 175 REMARK 465 LEU B 176 REMARK 465 ALA B 177 REMARK 465 PRO B 178 REMARK 465 SER B 179 REMARK 465 LEU B 180 REMARK 465 ASP B 181 REMARK 465 LEU B 182 REMARK 465 VAL B 183 REMARK 465 GLY B 184 REMARK 465 LYS B 185 REMARK 465 ILE B 186 REMARK 465 GLU C 163 REMARK 465 VAL C 164 REMARK 465 SER C 165 REMARK 465 PRO C 166 REMARK 465 ALA C 167 REMARK 465 LYS C 168 REMARK 465 TRP C 169 REMARK 465 LYS C 170 REMARK 465 GLU C 171 REMARK 465 GLY C 172 REMARK 465 GLU C 173 REMARK 465 ALA C 174 REMARK 465 THR C 175 REMARK 465 LEU C 176 REMARK 465 ALA C 177 REMARK 465 PRO C 178 REMARK 465 SER C 179 REMARK 465 LEU C 180 REMARK 465 ASP C 181 REMARK 465 LEU C 182 REMARK 465 VAL C 183 REMARK 465 GLY C 184 REMARK 465 LYS C 185 REMARK 465 ILE C 186 REMARK 465 GLU D 163 REMARK 465 VAL D 164 REMARK 465 SER D 165 REMARK 465 PRO D 166 REMARK 465 ALA D 167 REMARK 465 LYS D 168 REMARK 465 TRP D 169 REMARK 465 LYS D 170 REMARK 465 GLU D 171 REMARK 465 GLY D 172 REMARK 465 GLU D 173 REMARK 465 ALA D 174 REMARK 465 THR D 175 REMARK 465 LEU D 176 REMARK 465 ALA D 177 REMARK 465 PRO D 178 REMARK 465 SER D 179 REMARK 465 LEU D 180 REMARK 465 ASP D 181 REMARK 465 LEU D 182 REMARK 465 VAL D 183 REMARK 465 GLY D 184 REMARK 465 LYS D 185 REMARK 465 ILE D 186 REMARK 465 GLU E 163 REMARK 465 VAL E 164 REMARK 465 SER E 165 REMARK 465 PRO E 166 REMARK 465 ALA E 167 REMARK 465 LYS E 168 REMARK 465 TRP E 169 REMARK 465 LYS E 170 REMARK 465 GLU E 171 REMARK 465 GLY E 172 REMARK 465 GLU E 173 REMARK 465 ALA E 174 REMARK 465 THR E 175 REMARK 465 LEU E 176 REMARK 465 ALA E 177 REMARK 465 PRO E 178 REMARK 465 SER E 179 REMARK 465 LEU E 180 REMARK 465 ASP E 181 REMARK 465 LEU E 182 REMARK 465 VAL E 183 REMARK 465 GLY E 184 REMARK 465 LYS E 185 REMARK 465 ILE E 186

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 PRO A 47 31.35 -73.30 REMARK 500 SER A 84 -44.60 -149.49 REMARK 500 ASP A 98 57.68 -140.19 REMARK 500 ASP A 108 44.85 38.44 REMARK 500 GLN A 131 -71.09 -110.56 REMARK 500 ALA A 144 -6.77 -46.03 REMARK 500 ASN B 17 79.97 44.25 REMARK 500 PHE B 42 18.26 46.27 REMARK 500 PRO B 47 38.56 -80.48 REMARK 500 SER B 83 34.69 -90.24 REMARK 500 SER B 84 3.65 -152.61 REMARK 500 ASP B 108 50.70 38.41 REMARK 500 ASN C 17 72.41 39.90 REMARK 500 PHE C 42 21.94 47.18 REMARK 500 PRO C 47 39.47 -78.44 REMARK 500 HIS C 160 58.97 -156.99 REMARK 500 ASN D 17 71.91 40.41 REMARK 500 SER D 84 -55.75 -120.53 REMARK 500 ASN E 17 86.86 24.49 REMARK 500 PRO E 47 12.77 -64.96 REMARK 500 GLU E 58 -73.89 -47.75 REMARK 500 LEU E 63 9.62 -66.24 REMARK 500 SER E 83 51.70 -107.49 REMARK 500 SER E 84 -2.71 -161.64 REMARK 500 ASP E 108 47.95 38.49 REMARK 500 ARG E 119 94.72 -67.76 REMARK 500 PRO E 126 -19.30 -47.59 REMARK 500 PRO E 161 132.09 -39.35 REMARK 500 REMARK 500 REMARK: NULL

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1YF1 RELATED DB: PDB REMARK 900 MOLECULAR REPLACEMENT SEARCH MODEL REMARK 900 RELATED ID: 1N8J RELATED DB: PDB REMARK 900 MOLECULAR REPLACEMENT SEARCH MODEL

DBREF 3EMP A 1 186 UNP P0A251 AHPC_SALTY 2 187 DBREF 3EMP B 1 186 UNP P0A251 AHPC_SALTY 2 187 DBREF 3EMP C 1 186 UNP P0A251 AHPC_SALTY 2 187 DBREF 3EMP D 1 186 UNP P0A251 AHPC_SALTY 2 187 DBREF 3EMP E 1 186 UNP P0A251 AHPC_SALTY 2 187

SEQADV 3EMP SER A 165 UNP P0A251 CYS 166 ENGINEERED SEQADV 3EMP SER B 165 UNP P0A251 CYS 166 ENGINEERED SEQADV 3EMP SER C 165 UNP P0A251 CYS 166 ENGINEERED SEQADV 3EMP SER D 165 UNP P0A251 CYS 166 ENGINEERED SEQADV 3EMP SER E 165 UNP P0A251 CYS 166 ENGINEERED

SEQRES 1 A 186 SER LEU ILE ASN THR LYS ILE LYS PRO PHE LYS ASN GLN SEQRES 2 A 186 ALA PHE LYS ASN GLY GLU PHE ILE GLU VAL THR GLU LYS SEQRES 3 A 186 ASP THR GLU GLY ARG TRP SER VAL PHE PHE PHE TYR PRO SEQRES 4 A 186 ALA ASP PHE THR PHE VAL CYS PRO THR GLU LEU GLY ASP SEQRES 5 A 186 VAL ALA ASP HIS TYR GLU GLU LEU GLN LYS LEU GLY VAL SEQRES 6 A 186 ASP VAL TYR SER VAL SER THR ASP THR HIS PHE THR HIS SEQRES 7 A 186 LYS ALA TRP HIS SER SER SER GLU THR ILE ALA LYS ILE SEQRES 8 A 186 LYS TYR ALA MET ILE GLY ASP PRO THR GLY ALA LEU THR SEQRES 9 A 186 ARG ASN PHE ASP ASN MET ARG GLU ASP GLU GLY LEU ALA SEQRES 10 A 186 ASP ARG ALA THR PHE VAL VAL ASP PRO GLN GLY ILE ILE SEQRES 11 A 186 GLN ALA ILE GLU VAL THR ALA GLU GLY ILE GLY ARG ASP SEQRES 12 A 186 ALA SER ASP LEU LEU ARG LYS ILE LYS ALA ALA GLN TYR SEQRES 13 A 186 VAL ALA ALA HIS PRO GLY GLU VAL SER PRO ALA LYS TRP SEQRES 14 A 186 LYS GLU GLY GLU ALA THR LEU ALA PRO SER LEU ASP LEU SEQRES 15 A 186 VAL GLY LYS ILE SEQRES 1 B 186 SER LEU ILE ASN THR LYS ILE LYS PRO PHE LYS ASN GLN SEQRES 2 B 186 ALA PHE LYS ASN GLY GLU PHE ILE GLU VAL THR GLU LYS SEQRES 3 B 186 ASP THR GLU GLY ARG TRP SER VAL PHE PHE PHE TYR PRO SEQRES 4 B 186 ALA ASP PHE THR PHE VAL CYS PRO THR GLU LEU GLY ASP SEQRES 5 B 186 VAL ALA ASP HIS TYR GLU GLU LEU GLN LYS LEU GLY VAL SEQRES 6 B 186 ASP VAL TYR SER VAL SER THR ASP THR HIS PHE THR HIS SEQRES 7 B 186 LYS ALA TRP HIS SER SER SER GLU THR ILE ALA LYS ILE SEQRES 8 B 186 LYS TYR ALA MET ILE GLY ASP PRO THR GLY ALA LEU THR SEQRES 9 B 186 ARG ASN PHE ASP ASN MET ARG GLU ASP GLU GLY LEU ALA SEQRES 10 B 186 ASP ARG ALA THR PHE VAL VAL ASP PRO GLN GLY ILE ILE SEQRES 11 B 186 GLN ALA ILE GLU VAL THR ALA GLU GLY ILE GLY ARG ASP SEQRES 12 B 186 ALA SER ASP LEU LEU ARG LYS ILE LYS ALA ALA GLN TYR SEQRES 13 B 186 VAL ALA ALA HIS PRO GLY GLU VAL SER PRO ALA LYS TRP SEQRES 14 B 186 LYS GLU GLY GLU ALA THR LEU ALA PRO SER LEU ASP LEU SEQRES 15 B 186 VAL GLY LYS ILE SEQRES 1 C 186 SER LEU ILE ASN THR LYS ILE LYS PRO PHE LYS ASN GLN SEQRES 2 C 186 ALA PHE LYS ASN GLY GLU PHE ILE GLU VAL THR GLU LYS SEQRES 3 C 186 ASP THR GLU GLY ARG TRP SER VAL PHE PHE PHE TYR PRO SEQRES 4 C 186 ALA ASP PHE THR PHE VAL CYS PRO THR GLU LEU GLY ASP SEQRES 5 C 186 VAL ALA ASP HIS TYR GLU GLU LEU GLN LYS LEU GLY VAL SEQRES 6 C 186 ASP VAL TYR SER VAL SER THR ASP THR HIS PHE THR HIS SEQRES 7 C 186 LYS ALA TRP HIS SER SER SER GLU THR ILE ALA LYS ILE SEQRES 8 C 186 LYS TYR ALA MET ILE GLY ASP PRO THR GLY ALA LEU THR SEQRES 9 C 186 ARG ASN PHE ASP ASN MET ARG GLU ASP GLU GLY LEU ALA SEQRES 10 C 186 ASP ARG ALA THR PHE VAL VAL ASP PRO GLN GLY ILE ILE SEQRES 11 C 186 GLN ALA ILE GLU VAL THR ALA GLU GLY ILE GLY ARG ASP SEQRES 12 C 186 ALA SER ASP LEU LEU ARG LYS ILE LYS ALA ALA GLN TYR SEQRES 13 C 186 VAL ALA ALA HIS PRO GLY GLU VAL SER PRO ALA LYS TRP SEQRES 14 C 186 LYS GLU GLY GLU ALA THR LEU ALA PRO SER LEU ASP LEU SEQRES 15 C 186 VAL GLY LYS ILE SEQRES 1 D 186 SER LEU ILE ASN THR LYS ILE LYS PRO PHE LYS ASN GLN SEQRES 2 D 186 ALA PHE LYS ASN GLY GLU PHE ILE GLU VAL THR GLU LYS SEQRES 3 D 186 ASP THR GLU GLY ARG TRP SER VAL PHE PHE PHE TYR PRO SEQRES 4 D 186 ALA ASP PHE THR PHE VAL CYS PRO THR GLU LEU GLY ASP SEQRES 5 D 186 VAL ALA ASP HIS TYR GLU GLU LEU GLN LYS LEU GLY VAL SEQRES 6 D 186 ASP VAL TYR SER VAL SER THR ASP THR HIS PHE THR HIS SEQRES 7 D 186 LYS ALA TRP HIS SER SER SER GLU THR ILE ALA LYS ILE SEQRES 8 D 186 LYS TYR ALA MET ILE GLY ASP PRO THR GLY ALA LEU THR SEQRES 9 D 186 ARG ASN PHE ASP ASN MET ARG GLU ASP GLU GLY LEU ALA SEQRES 10 D 186 ASP ARG ALA THR PHE VAL VAL ASP PRO GLN GLY ILE ILE SEQRES 11 D 186 GLN ALA ILE GLU VAL THR ALA GLU GLY ILE GLY ARG ASP SEQRES 12 D 186 ALA SER ASP LEU LEU ARG LYS ILE LYS ALA ALA GLN TYR SEQRES 13 D 186 VAL ALA ALA HIS PRO GLY GLU VAL SER PRO ALA LYS TRP SEQRES 14 D 186 LYS GLU GLY GLU ALA THR LEU ALA PRO SER LEU ASP LEU SEQRES 15 D 186 VAL GLY LYS ILE SEQRES 1 E 186 SER LEU ILE ASN THR LYS ILE LYS PRO PHE LYS ASN GLN SEQRES 2 E 186 ALA PHE LYS ASN GLY GLU PHE ILE GLU VAL THR GLU LYS SEQRES 3 E 186 ASP THR GLU GLY ARG TRP SER VAL PHE PHE PHE TYR PRO SEQRES 4 E 186 ALA ASP PHE THR PHE VAL CYS PRO THR GLU LEU GLY ASP SEQRES 5 E 186 VAL ALA ASP HIS TYR GLU GLU LEU GLN LYS LEU GLY VAL SEQRES 6 E 186 ASP VAL TYR SER VAL SER THR ASP THR HIS PHE THR HIS SEQRES 7 E 186 LYS ALA TRP HIS SER SER SER GLU THR ILE ALA LYS ILE SEQRES 8 E 186 LYS TYR ALA MET ILE GLY ASP PRO THR GLY ALA LEU THR SEQRES 9 E 186 ARG ASN PHE ASP ASN MET ARG GLU ASP GLU GLY LEU ALA SEQRES 10 E 186 ASP ARG ALA THR PHE VAL VAL ASP PRO GLN GLY ILE ILE SEQRES 11 E 186 GLN ALA ILE GLU VAL THR ALA GLU GLY ILE GLY ARG ASP SEQRES 12 E 186 ALA SER ASP LEU LEU ARG LYS ILE LYS ALA ALA GLN TYR SEQRES 13 E 186 VAL ALA ALA HIS PRO GLY GLU VAL SER PRO ALA LYS TRP SEQRES 14 E 186 LYS GLU GLY GLU ALA THR LEU ALA PRO SER LEU ASP LEU SEQRES 15 E 186 VAL GLY LYS ILE

HELIX 1 1 GLU A 25 GLU A 29 1 5 HELIX 2 2 PRO A 47 HIS A 56 1 10 HELIX 3 3 HIS A 56 LYS A 62 1 7 HELIX 4 4 THR A 74 SER A 83 1 10 HELIX 5 5 SER A 85 LYS A 90 1 6 HELIX 6 6 GLY A 101 PHE A 107 1 7 HELIX 7 7 ASP A 143 HIS A 160 1 18 HELIX 8 8 LYS B 26 GLU B 29 5 4 HELIX 9 9 PRO B 47 HIS B 56 1 10 HELIX 10 10 HIS B 56 LEU B 63 1 8 HELIX 11 11 THR B 74 SER B 83 1 10 HELIX 12 12 SER B 85 ILE B 91 1 7 HELIX 13 13 GLY B 101 PHE B 107 1 7 HELIX 14 14 ASP B 143 HIS B 160 1 18 HELIX 15 15 LYS C 26 THR C 28 5 3 HELIX 16 16 PRO C 47 HIS C 56 1 10 HELIX 17 17 HIS C 56 LEU C 63 1 8 HELIX 18 18 THR C 74 SER C 85 1 12 HELIX 19 19 THR C 87 ILE C 91 5 5 HELIX 20 20 GLY C 101 PHE C 107 1 7 HELIX 21 21 ASP C 143 ALA C 159 1 17 HELIX 22 22 GLU D 25 GLU D 29 1 5 HELIX 23 23 PRO D 47 LEU D 63 1 17 HELIX 24 24 THR D 74 SER D 83 1 10 HELIX 25 25 SER D 85 LYS D 90 1 6 HELIX 26 26 GLY D 101 PHE D 107 1 7 HELIX 27 27 ASP D 143 HIS D 160 1 18 HELIX 28 28 LYS E 26 THR E 28 5 3 HELIX 29 29 PRO E 47 HIS E 56 1 10 HELIX 30 30 HIS E 56 LEU E 63 1 8 HELIX 31 31 THR E 74 SER E 83 1 10 HELIX 32 32 SER E 85 LYS E 90 1 6 HELIX 33 33 GLY E 101 PHE E 107 1 7 HELIX 34 34 ASP E 143 HIS E 160 1 18

SHEET 1 A14 GLU A 19 THR A 24 0 SHEET 2 A14 LYS A 11 LYS A 16 -1 N LYS A 16 O GLU A 19 SHEET 3 A14 ALA A 94 GLY A 97 -1 O MET A 95 N PHE A 15 SHEET 4 A14 VAL A 65 SER A 71 1 N SER A 69 O ILE A 96 SHEET 5 A14 TRP A 32 PHE A 37 1 N VAL A 34 O TYR A 68 SHEET 6 A14 ALA A 120 VAL A 124 -1 O VAL A 124 N SER A 33 SHEET 7 A14 ILE A 130 THR A 136 -1 O GLU A 134 N THR A 121 SHEET 8 A14 ILE B 130 THR B 136 -1 O VAL B 135 N ILE A 133 SHEET 9 A14 ARG B 119 VAL B 124 -1 N VAL B 123 O GLN B 131 SHEET 10 A14 TRP B 32 PHE B 37 -1 N PHE B 37 O ALA B 120 SHEET 11 A14 VAL B 65 SER B 71 1 O VAL B 70 N PHE B 36 SHEET 12 A14 ALA B 94 GLY B 97 1 O ILE B 96 N SER B 69 SHEET 13 A14 LYS B 11 LYS B 16 -1 N GLN B 13 O GLY B 97 SHEET 14 A14 GLU B 19 THR B 24 -1 O ILE B 21 N ALA B 14 SHEET 1 B14 GLU C 19 THR C 24 0 SHEET 2 B14 LYS C 11 LYS C 16 -1 N LYS C 16 O GLU C 19 SHEET 3 B14 ALA C 94 GLY C 97 -1 O MET C 95 N PHE C 15 SHEET 4 B14 VAL C 65 SER C 71 1 N SER C 69 O ILE C 96 SHEET 5 B14 TRP C 32 PHE C 37 1 N PHE C 36 O VAL C 70 SHEET 6 B14 ARG C 119 VAL C 124 -1 O ALA C 120 N PHE C 37 SHEET 7 B14 ILE C 130 THR C 136 -1 O GLU C 134 N THR C 121 SHEET 8 B14 ILE D 130 THR D 136 -1 O ILE D 133 N VAL C 135 SHEET 9 B14 ARG D 119 VAL D 124 -1 N VAL D 123 O GLN D 131 SHEET 10 B14 TRP D 32 PHE D 37 -1 N PHE D 37 O ALA D 120 SHEET 11 B14 VAL D 65 SER D 71 1 O TYR D 68 N PHE D 36 SHEET 12 B14 ALA D 94 GLY D 97 1 O ILE D 96 N SER D 69 SHEET 13 B14 LYS D 11 LYS D 16 -1 N GLN D 13 O GLY D 97 SHEET 14 B14 GLU D 19 THR D 24 -1 O VAL D 23 N ASN D 12 SHEET 1 C 7 GLU E 19 THR E 24 0 SHEET 2 C 7 LYS E 11 LYS E 16 -1 N LYS E 16 O GLU E 19 SHEET 3 C 7 ALA E 94 GLY E 97 -1 O MET E 95 N PHE E 15 SHEET 4 C 7 VAL E 65 SER E 71 1 N SER E 69 O ILE E 96 SHEET 5 C 7 TRP E 32 PHE E 37 1 N VAL E 34 O TYR E 68 SHEET 6 C 7 ARG E 119 VAL E 124 -1 O VAL E 124 N SER E 33 SHEET 7 C 7 ILE E 130 THR E 136 -1 O GLN E 131 N VAL E 123

CRYST1 137.315 137.315 145.805 90.00 90.00 120.00 P 31 2 1 30

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 0.007283 0.004205 0.000000 0.00000

SCALE2 0.000000 0.008409 0.000000 0.00000

SCALE3 0.000000 0.000000 0.006858 0.00000