1K7I - Header Asymmetric Unit

HEADER HYDROLASE 19-OCT-01 1K7I

TITLE PRTC FROM ERWINIA CHRYSANTHEMI: Y228F MUTANT

COMPND MOL_ID: 1; COMPND 2 MOLECULE: SECRETED PROTEASE C; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PROC; COMPND 5 EC: 3.4.24.-; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ERWINIA CHRYSANTHEMI; SOURCE 3 ORGANISM_TAXID: 556; SOURCE 4 GENE: PRTC; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562

KEYWDS METALLOPROTEASE, HYDROLASE, PROTEASE

EXPDTA X-RAY DIFFRACTION

AUTHOR U.BAUMANN,T.HEGE

REVDAT 2 24-FEB-09 1K7I 1 VERSN REVDAT 1 19-OCT-02 1K7I 0

JRNL AUTH T.HEGE,U.BAUMANN JRNL TITL PROTEASE C OF ERWINIA CHRYSANTHEMI: THE CRYSTAL JRNL TITL 2 STRUCTURE AND ROLE OF AMINO ACIDS Y228 AND E189 JRNL REF J.MOL.BIOL. V. 314 187 2001 JRNL REFN ISSN 0022-2836 JRNL PMID 11718553 JRNL DOI 10.1006/JMBI.2001.5124

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 1.59 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.59 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 14.98 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 98323 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 SET) : 0.197 REMARK 3 FREE R VALUE : 0.204 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2024 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 15 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.59 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.63 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 6337 REMARK 3 BIN R VALUE (WORKING SET) : 0.2290 REMARK 3 BIN FREE R VALUE : 0.2530 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 2.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 141 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.021 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3519 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 8 REMARK 3 SOLVENT ATOMS : 521 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.39 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.95000 REMARK 3 B22 (A**2) : 0.95000 REMARK 3 B33 (A**2) : -1.90000 REMARK 3 B12 (A**2) : 0.51000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.18 REMARK 3 ESD FROM SIGMAA (A) : 0.11 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.20 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.15 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.20 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : CNS BULK SOLVENT MODEL USED REMARK 3 KSOL : 0.41 REMARK 3 BSOL : 49.82 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : ION.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : ION.TOP REMARK 3 TOPOLOGY FILE 3 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1K7I COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-NOV-01. REMARK 100 THE RCSB ID CODE IS RCSB014657.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-APR-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : NULL 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) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 577315 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.590 REMARK 200 RESOLUTION RANGE LOW (A) : 14.980 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.04000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 39.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.59 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.62 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.21200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 6.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.56 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NACL, PH 6.5, VAPOR DIFFUSION, REMARK 280 TEMPERATURE 293K

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 40.76600 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 81.53200 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 81.53200 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 40.76600 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 465 GLY A 2 REMARK 465 LYS A 3 REMARK 465 ASN A 4 REMARK 465 LEU A 5 REMARK 465 SER A 6 REMARK 465 LEU A 7 REMARK 465 ARG A 8 REMARK 465 GLN A 9 REMARK 465 ASP A 10 REMARK 465 ASP A 11 REMARK 465 ALA A 12 REMARK 465 GLN A 13 REMARK 465 HIS A 14 REMARK 465 ALA A 15 REMARK 465 LEU A 16 REMARK 465 SER A 17

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 38 -134.19 55.90 REMARK 500 ASN A 355 -162.19 -124.29 REMARK 500 ALA A 400 61.03 -155.32 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 CA A 480 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 269 OG REMARK 620 2 ASP A 297 OD1 124.4 REMARK 620 3 ASP A 297 OD2 76.1 51.2 REMARK 620 4 GLY A 299 O 156.6 74.8 125.6 REMARK 620 5 ASP A 302 OD1 118.1 63.7 70.1 81.3 REMARK 620 6 ASP A 302 OD2 85.1 102.8 83.3 104.8 41.5 REMARK 620 7 ARG A 265 O 84.9 79.7 90.4 85.9 143.2 169.3 REMARK 620 8 GLY A 267 O 79.9 154.6 154.1 79.8 114.3 85.2 97.0 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 481 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 341 OE2 REMARK 620 2 ASP A 302 OD1 87.2 REMARK 620 3 HOH A 653 O 160.3 75.1 REMARK 620 4 GLU A 341 OE1 49.8 136.9 147.6 REMARK 620 5 THR A 339 O 81.9 93.3 90.2 84.0 REMARK 620 6 HOH A 797 O 125.7 146.2 73.2 76.1 98.4 REMARK 620 7 GLY A 300 O 85.6 87.1 102.0 87.2 167.5 88.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 482 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ALA A 365 O REMARK 620 2 GLY A 346 O 76.7 REMARK 620 3 GLY A 348 O 80.9 101.8 REMARK 620 4 ASP A 350 OD2 156.6 86.7 86.5 REMARK 620 5 ASP A 368 OD1 112.2 170.8 78.0 84.1 REMARK 620 6 ASP A 368 OD2 82.5 138.9 109.4 120.5 47.7 REMARK 620 7 GLY A 363 O 102.9 82.7 174.7 91.1 97.1 67.9 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 483 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 377 OD2 REMARK 620 2 ALA A 357 O 119.8 REMARK 620 3 ASN A 359 OD1 111.8 82.6 REMARK 620 4 GLY A 372 O 67.7 168.9 87.0 REMARK 620 5 ASP A 377 OD1 47.2 82.2 80.4 99.7 REMARK 620 6 ASN A 355 O 149.0 88.4 82.4 86.6 161.3 REMARK 620 7 ALA A 374 O 83.4 89.5 164.7 99.9 111.5 84.4 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 484 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 364 O REMARK 620 2 ASP A 368 OD2 80.2 REMARK 620 3 GLY A 381 O 79.5 93.5 REMARK 620 4 ALA A 383 O 82.3 144.5 113.3 REMARK 620 5 ASP A 386 OD1 154.7 79.0 87.7 122.9 REMARK 620 6 ASP A 386 OD2 139.1 121.3 65.9 91.7 47.9 REMARK 620 7 GLY A 366 O 108.0 81.1 169.6 75.3 82.6 109.4 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 485 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 408 OE1 REMARK 620 2 GLY A 382 O 91.2 REMARK 620 3 ASP A 412 OD1 102.0 162.3 REMARK 620 4 ASP A 386 OD2 163.8 78.2 91.1 REMARK 620 5 ASP A 412 OD2 83.0 131.0 41.3 113.2 REMARK 620 6 HOH A 505 O 100.0 83.2 82.9 91.0 50.7 REMARK 620 7 GLY A 384 O 85.1 109.3 83.8 86.8 118.4 166.5 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 486 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 192 NE2 REMARK 620 2 HIS A 188 NE2 103.2 REMARK 620 3 HOH A 798 O 114.3 111.6 REMARK 620 4 HIS A 198 NE2 99.1 111.9 115.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 487 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 375 O REMARK 620 2 HOH A 534 O 168.9 REMARK 620 3 ASP A 402 OD1 85.7 83.9 REMARK 620 4 ASP A 395 O 89.1 96.7 99.1 REMARK 620 5 GLY A 373 O 109.8 80.4 164.4 83.0 REMARK 620 6 ASP A 377 OD2 88.2 87.4 88.7 171.5 90.4 REMARK 620 N 1 2 3 4 5

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 480 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 481 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 482 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 483 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 484 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 485 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 486 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 487

DBREF 1K7I A 1 479 UNP P16317 PRTC_ERWCH 1 479

SEQADV 1K7I PHE A 228 UNP P16317 TYR 228 ENGINEERED

SEQRES 1 A 479 MET GLY LYS ASN LEU SER LEU ARG GLN ASP ASP ALA GLN SEQRES 2 A 479 HIS ALA LEU SER ALA ASN THR SER SER ALA TYR ASN SER SEQRES 3 A 479 VAL TYR ASP PHE LEU ARG TYR HIS ASP ARG GLY ASP GLY SEQRES 4 A 479 LEU THR VAL ASN GLY LYS THR SER TYR SER ILE ASP GLN SEQRES 5 A 479 ALA ALA ALA GLN ILE THR ARG GLU ASN VAL SER TRP ASN SEQRES 6 A 479 GLY THR ASN VAL PHE GLY LYS SER ALA ASN LEU THR PHE SEQRES 7 A 479 LYS PHE LEU GLN SER VAL SER SER ILE PRO SER GLY ASP SEQRES 8 A 479 THR GLY PHE VAL LYS PHE ASN ALA GLU GLN ILE GLU GLN SEQRES 9 A 479 ALA LYS LEU SER LEU GLN SER TRP SER ASP VAL ALA ASN SEQRES 10 A 479 LEU THR PHE THR GLU VAL THR GLY ASN LYS SER ALA ASN SEQRES 11 A 479 ILE THR PHE GLY ASN TYR THR ARG ASP ALA SER GLY ASN SEQRES 12 A 479 LEU ASP TYR GLY THR GLN ALA TYR ALA TYR TYR PRO GLY SEQRES 13 A 479 ASN TYR GLN GLY ALA GLY SER SER TRP TYR ASN TYR ASN SEQRES 14 A 479 GLN SER ASN ILE ARG ASN PRO GLY SER GLU GLU TYR GLY SEQRES 15 A 479 ARG GLN THR PHE THR HIS GLU ILE GLY HIS ALA LEU GLY SEQRES 16 A 479 LEU ALA HIS PRO GLY GLU TYR ASN ALA GLY GLU GLY ASP SEQRES 17 A 479 PRO SER TYR ASN ASP ALA VAL TYR ALA GLU ASP SER TYR SEQRES 18 A 479 GLN PHE SER ILE MET SER PHE TRP GLY GLU ASN GLU THR SEQRES 19 A 479 GLY ALA ASP TYR ASN GLY HIS TYR GLY GLY ALA PRO MET SEQRES 20 A 479 ILE ASP ASP ILE ALA ALA ILE GLN ARG LEU TYR GLY ALA SEQRES 21 A 479 ASN MET THR THR ARG THR GLY ASP SER VAL TYR GLY PHE SEQRES 22 A 479 ASN SER ASN THR ASP ARG ASP PHE TYR THR ALA THR ASP SEQRES 23 A 479 SER SER LYS ALA LEU ILE PHE SER VAL TRP ASP ALA GLY SEQRES 24 A 479 GLY THR ASP THR PHE ASP PHE SER GLY TYR SER ASN ASN SEQRES 25 A 479 GLN ARG ILE ASN LEU ASN GLU GLY SER PHE SER ASP VAL SEQRES 26 A 479 GLY GLY LEU LYS GLY ASN VAL SER ILE ALA HIS GLY VAL SEQRES 27 A 479 THR ILE GLU ASN ALA ILE GLY GLY SER GLY ASN ASP ILE SEQRES 28 A 479 LEU VAL GLY ASN SER ALA ASP ASN ILE LEU GLN GLY GLY SEQRES 29 A 479 ALA GLY ASN ASP VAL LEU TYR GLY GLY ALA GLY ALA ASP SEQRES 30 A 479 THR LEU TYR GLY GLY ALA GLY ARG ASP THR PHE VAL TYR SEQRES 31 A 479 GLY SER GLY GLN ASP SER THR VAL ALA ALA TYR ASP TRP SEQRES 32 A 479 ILE ALA ASP PHE GLN LYS GLY ILE ASP LYS ILE ASP LEU SEQRES 33 A 479 SER ALA PHE ARG ASN GLU GLY GLN LEU SER PHE VAL GLN SEQRES 34 A 479 ASP GLN PHE THR GLY LYS GLY GLN GLU VAL MET LEU GLN SEQRES 35 A 479 TRP ASP ALA ALA ASN SER ILE THR ASN LEU TRP LEU HIS SEQRES 36 A 479 GLU ALA GLY HIS SER SER VAL ASP PHE LEU VAL ARG ILE SEQRES 37 A 479 VAL GLY GLN ALA ALA GLN SER ASP ILE ILE VAL

HET CA A 480 1 HET CA A 481 1 HET CA A 482 1 HET CA A 483 1 HET CA A 484 1 HET CA A 485 1 HET ZN A 486 1 HET CA A 487 1

HETNAM CA CALCIUM ION HETNAM ZN ZINC ION

FORMUL 2 CA 7(CA 2+) FORMUL 8 ZN ZN 2+ FORMUL 10 HOH *521(H2 O)

HELIX 1 1 SER A 21 LEU A 31 1 11 HELIX 2 2 SER A 49 THR A 58 1 10 HELIX 3 3 ASN A 98 ASP A 114 1 17 HELIX 4 4 GLN A 170 ASN A 175 1 6 HELIX 5 5 GLU A 179 LEU A 194 1 16 HELIX 6 6 SER A 210 ALA A 214 5 5 HELIX 7 7 GLY A 230 GLY A 235 5 6 HELIX 8 8 MET A 247 GLY A 259 1 13 HELIX 9 9 ARG A 279 THR A 283 5 5 HELIX 10 10 SER A 392 SER A 396 5 5 HELIX 11 11 THR A 397 TYR A 401 5 5 HELIX 12 12 SER A 417 GLY A 423 5 7 HELIX 13 13 ALA A 473 SER A 475 5 3

SHEET 1 A 2 THR A 41 VAL A 42 0 SHEET 2 A 2 LYS A 45 THR A 46 -1 O LYS A 45 N VAL A 42 SHEET 1 B 2 VAL A 62 SER A 63 0 SHEET 2 B 2 GLY A 66 THR A 67 -1 O GLY A 66 N SER A 63 SHEET 1 C 5 LEU A 118 GLU A 122 0 SHEET 2 C 5 ALA A 74 PHE A 80 1 N LEU A 76 O THR A 119 SHEET 3 C 5 ILE A 131 TYR A 136 1 O PHE A 133 N LYS A 79 SHEET 4 C 5 SER A 163 ASN A 167 1 O TYR A 166 N TYR A 136 SHEET 5 C 5 ALA A 150 ALA A 152 -1 N TYR A 151 O TRP A 165 SHEET 1 D10 VAL A 270 GLY A 272 0 SHEET 2 D10 THR A 303 ASP A 305 1 O THR A 303 N TYR A 271 SHEET 3 D10 ASN A 342 ILE A 344 1 O ILE A 344 N PHE A 304 SHEET 4 D10 ILE A 360 GLN A 362 1 O GLN A 362 N ALA A 343 SHEET 5 D10 THR A 378 TYR A 380 1 O TYR A 380 N LEU A 361 SHEET 6 D10 ASP A 402 ILE A 404 1 O TRP A 403 N LEU A 379 SHEET 7 D10 PHE A 464 VAL A 469 1 O ARG A 467 N ASP A 402 SHEET 8 D10 ILE A 449 HIS A 455 -1 N LEU A 452 O VAL A 466 SHEET 9 D10 GLU A 438 ASP A 444 -1 N GLN A 442 O ASN A 451 SHEET 10 D10 SER A 426 PHE A 427 1 N SER A 426 O VAL A 439 SHEET 1 E 3 PHE A 293 VAL A 295 0 SHEET 2 E 3 VAL A 332 ILE A 334 1 O SER A 333 N VAL A 295 SHEET 3 E 3 PHE A 322 SER A 323 -1 N SER A 323 O VAL A 332 SHEET 1 F 6 ARG A 314 ASN A 316 0 SHEET 2 F 6 ILE A 351 VAL A 353 1 O VAL A 353 N ILE A 315 SHEET 3 F 6 VAL A 369 TYR A 371 1 O VAL A 369 N LEU A 352 SHEET 4 F 6 THR A 387 VAL A 389 1 O VAL A 389 N LEU A 370 SHEET 5 F 6 LYS A 413 ASP A 415 1 O LYS A 413 N PHE A 388 SHEET 6 F 6 ILE A 477 ILE A 478 1 O ILE A 478 N ILE A 414

LINK CA CA A 480 OG SER A 269 1555 1555 2.64 LINK CA CA A 480 OD1 ASP A 297 1555 1555 2.56 LINK CA CA A 480 OD2 ASP A 297 1555 1555 2.55 LINK CA CA A 480 O GLY A 299 1555 1555 2.37 LINK CA CA A 480 OD1 ASP A 302 1555 1555 3.29 LINK CA CA A 480 OD2 ASP A 302 1555 1555 2.41 LINK CA CA A 480 O ARG A 265 1555 1555 2.43 LINK CA CA A 480 O GLY A 267 1555 1555 2.45 LINK CA CA A 481 OE2 GLU A 341 1555 1555 2.62 LINK CA CA A 481 OD1 ASP A 302 1555 1555 2.49 LINK CA CA A 481 O HOH A 653 1555 1555 2.51 LINK CA CA A 481 OE1 GLU A 341 1555 1555 2.62 LINK CA CA A 481 O THR A 339 1555 1555 2.43 LINK CA CA A 481 O HOH A 797 1555 1555 2.60 LINK CA CA A 481 O GLY A 300 1555 1555 2.42 LINK CA CA A 482 O ALA A 365 1555 1555 2.46 LINK CA CA A 482 O GLY A 346 1555 1555 2.54 LINK CA CA A 482 O GLY A 348 1555 1555 2.51 LINK CA CA A 482 OD2 ASP A 350 1555 1555 2.55 LINK CA CA A 482 OD1 ASP A 368 1555 1555 2.54 LINK CA CA A 482 OD2 ASP A 368 1555 1555 2.83 LINK CA CA A 482 O GLY A 363 1555 1555 2.42 LINK CA CA A 483 OD2 ASP A 377 1555 1555 2.89 LINK CA CA A 483 O ALA A 357 1555 1555 2.48 LINK CA CA A 483 OD1 ASN A 359 1555 1555 2.48 LINK CA CA A 483 O GLY A 372 1555 1555 2.49 LINK CA CA A 483 OD1 ASP A 377 1555 1555 2.52 LINK CA CA A 483 O ASN A 355 1555 1555 2.41 LINK CA CA A 483 O ALA A 374 1555 1555 2.42 LINK CA CA A 484 O GLY A 364 1555 1555 2.48 LINK CA CA A 484 OD2 ASP A 368 1555 1555 2.58 LINK CA CA A 484 O GLY A 381 1555 1555 2.47 LINK CA CA A 484 O ALA A 383 1555 1555 2.54 LINK CA CA A 484 OD1 ASP A 386 1555 1555 2.60 LINK CA CA A 484 OD2 ASP A 386 1555 1555 2.78 LINK CA CA A 484 O GLY A 366 1555 1555 2.47 LINK CA CA A 485 OE1 GLN A 408 1555 1555 2.58 LINK CA CA A 485 O GLY A 382 1555 1555 2.53 LINK CA CA A 485 OD1 ASP A 412 1555 1555 2.60 LINK CA CA A 485 OD2 ASP A 386 1555 1555 2.53 LINK CA CA A 485 OD2 ASP A 412 1555 1555 3.33 LINK CA CA A 485 O HOH A 505 1555 1555 2.62 LINK CA CA A 485 O GLY A 384 1555 1555 2.55 LINK ZN ZN A 486 NE2 HIS A 192 1555 1555 2.14 LINK ZN ZN A 486 NE2 HIS A 188 1555 1555 2.09 LINK ZN ZN A 486 O HOH A 798 1555 1555 2.32 LINK ZN ZN A 486 NE2 HIS A 198 1555 1555 2.08 LINK CA CA A 487 O GLY A 375 1555 1555 2.48 LINK CA CA A 487 O HOH A 534 1555 1555 2.57 LINK CA CA A 487 OD1 ASP A 402 1555 1555 2.52 LINK CA CA A 487 O ASP A 395 1555 1555 2.41 LINK CA CA A 487 O GLY A 373 1555 1555 2.45 LINK CA CA A 487 OD2 ASP A 377 1555 1555 2.46

SITE 1 AC1 6 ARG A 265 GLY A 267 SER A 269 ASP A 297 SITE 2 AC1 6 GLY A 299 ASP A 302 SITE 1 AC2 6 GLY A 300 ASP A 302 THR A 339 GLU A 341 SITE 2 AC2 6 HOH A 653 HOH A 797 SITE 1 AC3 6 GLY A 346 GLY A 348 ASP A 350 GLY A 363 SITE 2 AC3 6 ALA A 365 ASP A 368 SITE 1 AC4 6 ASN A 355 ALA A 357 ASN A 359 GLY A 372 SITE 2 AC4 6 ALA A 374 ASP A 377 SITE 1 AC5 6 GLY A 364 GLY A 366 ASP A 368 GLY A 381 SITE 2 AC5 6 ALA A 383 ASP A 386 SITE 1 AC6 6 GLY A 382 GLY A 384 ASP A 386 GLN A 408 SITE 2 AC6 6 ASP A 412 HOH A 505 SITE 1 AC7 4 HIS A 188 HIS A 192 HIS A 198 HOH A 798 SITE 1 AC8 6 GLY A 373 GLY A 375 ASP A 377 ASP A 395 SITE 2 AC8 6 ASP A 402 HOH A 534

CRYST1 101.967 101.967 122.298 90.00 90.00 120.00 P 31 2 1 6

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 0.009807 0.005662 0.000000 0.00000

SCALE2 0.000000 0.011324 0.000000 0.00000

SCALE3 0.000000 0.000000 0.008177 0.00000