HEADER HYDROLASE 28-FEB-25 9QAM TITLE HUMAN ANGIOTENSIN-1 CONVERTING ENZYME C-DOMAIN IN COMPLEX WITH TITLE 2 CIPROFLOXACIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANGIOTENSIN-CONVERTING ENZYME, SOLUBLE FORM; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: ACE, DCP, DCP1; SOURCE 6 EXPRESSION_SYSTEM: CRICETULUS GRISEUS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 10029 KEYWDS INHIBITOR, COMPLEX, ANTIBIOTIC, CIPROFLOXACIN, HYPERTENSION, KEYWDS 2 HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR K.S.GREGORY,K.R.ACHARYA REVDAT 1 12-NOV-25 9QAM 0 JRNL AUTH K.S.GREGORY,V.RAMASAMY,E.D.STURROCK,K.R.ACHARYA JRNL TITL CIPROFLOXACIN INHIBITS ANGIOTENSIN I‐CONVERTING ENZYME JRNL TITL 2 (ACE) ACTIVITY BY BINDING AT THE EXOSITE, DISTAL TO THE JRNL TITL 3 CATALYTIC POCKET. JRNL REF ACS BIO MED CHEM AU V. 5 852 2025 JRNL REFN ESSN 2694-2437 JRNL PMID 41112194 JRNL DOI 10.1021/ACSBIOMEDCHEMAU.5C00089 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0430 (REFMACAT 0.4.100) REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 72.39 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 60396 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.227 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.073 REMARK 3 FREE R VALUE TEST SET COUNT : 3064 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) : 1.85 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.90 REMARK 3 REFLECTION IN BIN (WORKING SET) : 4215 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.95 REMARK 3 BIN R VALUE (WORKING SET) : 0.3360 REMARK 3 BIN FREE R VALUE SET COUNT : 210 REMARK 3 BIN FREE R VALUE : 0.3170 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4649 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 150 REMARK 3 SOLVENT ATOMS : 332 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.72600 REMARK 3 B22 (A**2) : -2.21800 REMARK 3 B33 (A**2) : -0.50800 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): 0.141 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.128 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.123 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 8.711 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.953 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.948 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 5010 ; 0.008 ; 0.012 REMARK 3 BOND LENGTHS OTHERS (A): 4561 ; 0.001 ; 0.016 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 6821 ; 1.786 ; 1.818 REMARK 3 BOND ANGLES OTHERS (DEGREES): 10530 ; 0.609 ; 1.758 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 583 ; 6.477 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 28 ; 8.233 ; 6.071 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 808 ;13.636 ;10.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 718 ; 0.171 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 5907 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 1187 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1136 ; 0.232 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 35 ; 0.188 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 2466 ; 0.189 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 277 ; 0.179 ; 0.200 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): 2320 ; 1.773 ; 2.049 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 2320 ; 1.769 ; 2.049 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2907 ; 2.659 ; 3.672 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 2908 ; 2.660 ; 3.672 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2690 ; 2.562 ; 2.429 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 2691 ; 2.562 ; 2.431 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 3908 ; 4.006 ; 4.344 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 3909 ; 4.005 ; 4.345 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): 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 : 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 : Ap 40 Ap 732 REMARK 3 ORIGIN FOR THE GROUP (A): -13.2323 1.6574 -25.2427 REMARK 3 T TENSOR REMARK 3 T11: 0.0608 T22: 0.0391 REMARK 3 T33: 0.0166 T12: 0.0242 REMARK 3 T13: 0.0078 T23: -0.0050 REMARK 3 L TENSOR REMARK 3 L11: 0.8330 L22: 1.3526 REMARK 3 L33: 1.2040 L12: 0.0541 REMARK 3 L13: -0.0692 L23: -0.2040 REMARK 3 S TENSOR REMARK 3 S11: -0.0689 S12: -0.1226 S13: 0.0344 REMARK 3 S21: 0.1815 S22: 0.0539 S23: 0.1310 REMARK 3 S31: -0.0195 S32: -0.1401 S33: 0.0150 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 9QAM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 28-FEB-25. REMARK 100 THE DEPOSITION ID IS D_1292145871. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-SEP-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I04 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.953731 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DIALS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 60479 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 135.660 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 13.40 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.89 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 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: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.41 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.64 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M MIB PH 4.0, 5% GLYCEROL, 15% PEG REMARK 280 3350, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289K 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 30.04350 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 67.83100 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 42.70850 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 67.83100 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 30.04350 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 42.70850 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, C, 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 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 345 REMARK 465 ASP A 346 REMARK 465 GLY A 347 REMARK 465 ARG A 348 REMARK 465 GLU A 349 REMARK 465 SER A 435 REMARK 465 GLU A 436 REMARK 465 GLY A 437 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 O HOH A 1096 O HOH A 1097 2.07 REMARK 500 OG SER A 219 O1 EDO A 710 2.10 REMARK 500 REMARK 500 REMARK: NULL 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 235 NE - CZ - NH1 ANGL. DEV. = -3.2 DEGREES REMARK 500 ARG A 235 NE - CZ - NH2 ANGL. DEV. = 3.2 DEGREES REMARK 500 MET A 340 CG - SD - CE ANGL. DEV. = 10.6 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 ASN A 72 62.12 -106.86 REMARK 500 GLN A 123 -133.34 51.57 REMARK 500 HIS A 353 132.57 -37.79 REMARK 500 PHE A 506 72.20 -150.33 REMARK 500 GLN A 554 -1.76 84.91 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 235 0.11 SIDE CHAIN REMARK 500 ARG A 313 0.07 SIDE CHAIN REMARK 500 ARG A 572 0.09 SIDE CHAIN 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 A 701 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 383 NE2 REMARK 620 2 HIS A 387 NE2 109.7 REMARK 620 3 GLU A 411 OE1 91.1 109.2 REMARK 620 4 MLI A 706 O9 101.2 91.0 151.4 REMARK 620 5 MLI A 706 O8 119.1 126.1 91.9 59.5 REMARK 620 N 1 2 3 4 DBREF 9QAM A 40 617 UNP P12821 ACE_HUMAN 645 1222 SEQADV 9QAM GLY A 64 UNP P12821 GLU 669 ENGINEERED MUTATION SEQADV 9QAM GLN A 90 UNP P12821 ASN 695 ENGINEERED MUTATION SEQADV 9QAM GLN A 123 UNP P12821 GLU 728 ENGINEERED MUTATION SEQADV 9QAM GLN A 155 UNP P12821 ASN 760 ENGINEERED MUTATION SEQADV 9QAM GLN A 337 UNP P12821 ASN 942 ENGINEERED MUTATION SEQADV 9QAM GLN A 586 UNP P12821 ASN 1191 ENGINEERED MUTATION SEQRES 1 A 578 ASP GLU ALA GLU ALA SER LYS PHE VAL GLU GLU TYR ASP SEQRES 2 A 578 ARG THR SER GLN VAL VAL TRP ASN GLU TYR ALA GLY ALA SEQRES 3 A 578 ASN TRP ASN TYR ASN THR ASN ILE THR THR GLU THR SER SEQRES 4 A 578 LYS ILE LEU LEU GLN LYS ASN MET GLN ILE ALA GLN HIS SEQRES 5 A 578 THR LEU LYS TYR GLY THR GLN ALA ARG LYS PHE ASP VAL SEQRES 6 A 578 ASN GLN LEU GLN ASN THR THR ILE LYS ARG ILE ILE LYS SEQRES 7 A 578 LYS VAL GLN ASP LEU GLN ARG ALA ALA LEU PRO ALA GLN SEQRES 8 A 578 GLU LEU GLU GLU TYR ASN LYS ILE LEU LEU ASP MET GLU SEQRES 9 A 578 THR THR TYR SER VAL ALA THR VAL CYS HIS PRO GLN GLY SEQRES 10 A 578 SER CYS LEU GLN LEU GLU PRO ASP LEU THR ASN VAL MET SEQRES 11 A 578 ALA THR SER ARG LYS TYR GLU ASP LEU LEU TRP ALA TRP SEQRES 12 A 578 GLU GLY TRP ARG ASP LYS ALA GLY ARG ALA ILE LEU GLN SEQRES 13 A 578 PHE TYR PRO LYS TYR VAL GLU LEU ILE ASN GLN ALA ALA SEQRES 14 A 578 ARG LEU ASN GLY TYR VAL ASP ALA GLY ASP SER TRP ARG SEQRES 15 A 578 SER MET TYR GLU THR PRO SER LEU GLU GLN ASP LEU GLU SEQRES 16 A 578 ARG LEU PHE GLN GLU LEU GLN PRO LEU TYR LEU ASN LEU SEQRES 17 A 578 HIS ALA TYR VAL ARG ARG ALA LEU HIS ARG HIS TYR GLY SEQRES 18 A 578 ALA GLN HIS ILE ASN LEU GLU GLY PRO ILE PRO ALA HIS SEQRES 19 A 578 LEU LEU GLY ASN MET TRP ALA GLN THR TRP SER ASN ILE SEQRES 20 A 578 TYR ASP LEU VAL VAL PRO PHE PRO SER ALA PRO SER MET SEQRES 21 A 578 ASP THR THR GLU ALA MET LEU LYS GLN GLY TRP THR PRO SEQRES 22 A 578 ARG ARG MET PHE LYS GLU ALA ASP ASP PHE PHE THR SER SEQRES 23 A 578 LEU GLY LEU LEU PRO VAL PRO PRO GLU PHE TRP GLN LYS SEQRES 24 A 578 SER MET LEU GLU LYS PRO THR ASP GLY ARG GLU VAL VAL SEQRES 25 A 578 CYS HIS ALA SER ALA TRP ASP PHE TYR ASN GLY LYS ASP SEQRES 26 A 578 PHE ARG ILE LYS GLN CYS THR THR VAL ASN LEU GLU ASP SEQRES 27 A 578 LEU VAL VAL ALA HIS HIS GLU MET GLY HIS ILE GLN TYR SEQRES 28 A 578 PHE MET GLN TYR LYS ASP LEU PRO VAL ALA LEU ARG GLU SEQRES 29 A 578 GLY ALA ASN PRO GLY PHE HIS GLU ALA ILE GLY ASP VAL SEQRES 30 A 578 LEU ALA LEU SER VAL SER THR PRO LYS HIS LEU HIS SER SEQRES 31 A 578 LEU ASN LEU LEU SER SER GLU GLY GLY SER ASP GLU HIS SEQRES 32 A 578 ASP ILE ASN PHE LEU MET LYS MET ALA LEU ASP LYS ILE SEQRES 33 A 578 ALA PHE ILE PRO PHE SER TYR LEU VAL ASP GLN TRP ARG SEQRES 34 A 578 TRP ARG VAL PHE ASP GLY SER ILE THR LYS GLU ASN TYR SEQRES 35 A 578 ASN GLN GLU TRP TRP SER LEU ARG LEU LYS TYR GLN GLY SEQRES 36 A 578 LEU CSO PRO PRO VAL PRO ARG THR GLN GLY ASP PHE ASP SEQRES 37 A 578 PRO GLY ALA LYS PHE HIS ILE PRO SER SER VAL PRO TYR SEQRES 38 A 578 ILE ARG TYR PHE VAL SER PHE ILE ILE GLN PHE GLN PHE SEQRES 39 A 578 HIS GLU ALA LEU CYS GLN ALA ALA GLY HIS THR GLY PRO SEQRES 40 A 578 LEU HIS LYS CYS ASP ILE TYR GLN SER LYS GLU ALA GLY SEQRES 41 A 578 GLN ARG LEU ALA THR ALA MET LYS LEU GLY PHE SER ARG SEQRES 42 A 578 PRO TRP PRO GLU ALA MET GLN LEU ILE THR GLY GLN PRO SEQRES 43 A 578 GLN MET SER ALA SER ALA MET LEU SER TYR PHE LYS PRO SEQRES 44 A 578 LEU LEU ASP TRP LEU ARG THR GLU ASN GLU LEU HIS GLY SEQRES 45 A 578 GLU LYS LEU GLY TRP PRO MODRES 9QAM CSO A 496 CYS MODIFIED RESIDUE HET CSO A 496 7 HET NAG C 1 14 HET NAG C 2 14 HET FUC C 3 10 HET AH2 B 1 11 HET NAG B 2 14 HET ZN A 701 1 HET CL A 702 1 HET CL A 703 1 HET IMD A 704 5 HET NXA A 705 9 HET MLI A 706 7 HET CPF A 707 24 HET CPF A 708 24 HET EDO A 709 4 HET EDO A 710 4 HET PEG A 711 7 HETNAM CSO S-HYDROXYCYSTEINE HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM FUC ALPHA-L-FUCOPYRANOSE HETNAM AH2 1-DEOXY-ALPHA-D-MANNOPYRANOSE HETNAM ZN ZINC ION HETNAM CL CHLORIDE ION HETNAM IMD IMIDAZOLE HETNAM NXA N-CARBOXYALANINE HETNAM MLI MALONATE ION HETNAM CPF 1-CYCLOPROPYL-6-FLUORO-4-OXO-7-PIPERAZIN-1-YL-1,4- HETNAM 2 CPF DIHYDROQUINOLINE-3-CARBOXYLIC ACID HETNAM EDO 1,2-ETHANEDIOL HETNAM PEG DI(HYDROXYETHYL)ETHER HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE HETSYN FUC ALPHA-L-FUCOSE; 6-DEOXY-ALPHA-L-GALACTOPYRANOSE; L- HETSYN 2 FUC FUCOSE; FUCOSE HETSYN AH2 1,5-ANHYDROMANNITOL; 1-DEOXY-ALPHA-D-MANNOSE; 1-DEOXY- HETSYN 2 AH2 D-MANNOSE; 1-DEOXY-MANNOSE HETSYN CPF CIPROFLOXACIN HETSYN EDO ETHYLENE GLYCOL FORMUL 1 CSO C3 H7 N O3 S FORMUL 2 NAG 3(C8 H15 N O6) FORMUL 2 FUC C6 H12 O5 FORMUL 3 AH2 C6 H12 O5 FORMUL 4 ZN ZN 2+ FORMUL 5 CL 2(CL 1-) FORMUL 7 IMD C3 H5 N2 1+ FORMUL 8 NXA C4 H7 N O4 FORMUL 9 MLI C3 H2 O4 2- FORMUL 10 CPF 2(C17 H18 F N3 O3) FORMUL 12 EDO 2(C2 H6 O2) FORMUL 14 PEG C4 H10 O3 FORMUL 15 HOH *332(H2 O) HELIX 1 AA1 ASP A 40 ASN A 72 1 33 HELIX 2 AA2 THR A 74 ARG A 100 1 27 HELIX 3 AA3 LYS A 101 PHE A 102 5 2 HELIX 4 AA4 ASP A 103 LEU A 107 5 5 HELIX 5 AA5 ASN A 109 GLN A 120 1 12 HELIX 6 AA6 LEU A 122 LEU A 127 5 6 HELIX 7 AA7 PRO A 128 ALA A 149 1 22 HELIX 8 AA8 PRO A 163 SER A 172 1 10 HELIX 9 AA9 LYS A 174 ALA A 189 1 16 HELIX 10 AB1 ALA A 189 LEU A 194 1 6 HELIX 11 AB2 PHE A 196 ASN A 211 1 16 HELIX 12 AB3 ASP A 215 SER A 222 1 8 HELIX 13 AB4 MET A 223 GLU A 225 5 3 HELIX 14 AB5 SER A 228 LEU A 240 1 13 HELIX 15 AB6 LEU A 240 GLY A 260 1 21 HELIX 16 AB7 TRP A 283 ASN A 285 5 3 HELIX 17 AB8 ILE A 286 VAL A 291 1 6 HELIX 18 AB9 ASP A 300 GLN A 308 1 9 HELIX 19 AC1 THR A 311 LEU A 326 1 16 HELIX 20 AC2 PRO A 332 SER A 339 1 8 HELIX 21 AC3 ASN A 374 TYR A 394 1 21 HELIX 22 AC4 PRO A 398 ARG A 402 5 5 HELIX 23 AC5 ASN A 406 SER A 422 1 17 HELIX 24 AC6 THR A 423 LEU A 430 1 8 HELIX 25 AC7 SER A 439 ILE A 455 1 17 HELIX 26 AC8 ALA A 456 ASP A 473 1 18 HELIX 27 AC9 THR A 477 GLU A 479 5 3 HELIX 28 AD1 ASN A 480 GLY A 494 1 15 HELIX 29 AD2 PHE A 506 LYS A 511 5 6 HELIX 30 AD3 TYR A 520 ALA A 541 1 22 HELIX 31 AD4 PRO A 546 CYS A 550 5 5 HELIX 32 AD5 SER A 555 LYS A 567 1 13 HELIX 33 AD6 PRO A 573 GLY A 583 1 11 HELIX 34 AD7 ALA A 589 HIS A 610 1 22 SHEET 1 AA1 2 THR A 150 CYS A 152 0 SHEET 2 AA1 2 CYS A 158 GLN A 160 -1 O LEU A 159 N VAL A 151 SHEET 1 AA2 2 ILE A 270 PRO A 271 0 SHEET 2 AA2 2 LEU A 495 CSO A 496 1 O CSO A 496 N ILE A 270 SHEET 1 AA3 2 SER A 355 ASP A 358 0 SHEET 2 AA3 2 PHE A 365 LYS A 368 -1 O ARG A 366 N TRP A 357 SSBOND 1 CYS A 152 CYS A 158 1555 1555 2.05 SSBOND 2 CYS A 352 CYS A 370 1555 1555 2.07 SSBOND 3 CYS A 538 CYS A 550 1555 1555 2.02 LINK ND2 ASN A 109 C1 NAG C 1 1555 1555 1.43 LINK C LEU A 495 N CSO A 496 1555 1555 1.34 LINK C CSO A 496 N PRO A 497 1555 1555 1.35 LINK O4 NAG C 1 C1 NAG C 2 1555 1555 1.38 LINK O6 NAG C 1 C1 FUC C 3 1555 1555 1.40 LINK O3 AH2 B 1 C1 NAG B 2 1555 1555 1.40 LINK NE2 HIS A 383 ZN ZN A 701 1555 1555 2.10 LINK NE2 HIS A 387 ZN ZN A 701 1555 1555 2.05 LINK OE1 GLU A 411 ZN ZN A 701 1555 1555 1.97 LINK ZN ZN A 701 O9 MLI A 706 1555 1555 2.50 LINK ZN ZN A 701 O8 MLI A 706 1555 1555 2.03 CISPEP 1 GLU A 162 PRO A 163 0 4.16 CRYST1 60.087 85.417 135.662 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 0.016643 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011707 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007371 0.00000 CONECT 577 4709 CONECT 936 978 CONECT 978 936 CONECT 2542 2706 CONECT 2706 2542 CONECT 2807 4772 CONECT 2838 4772 CONECT 3036 4772 CONECT 3708 3714 CONECT 3714 3708 3715 CONECT 3715 3714 3716 3718 CONECT 3716 3715 3717 CONECT 3717 3716 3720 CONECT 3718 3715 3719 3721 CONECT 3719 3718 CONECT 3720 3717 CONECT 3721 3718 CONECT 4065 4149 CONECT 4149 4065 CONECT 4709 577 4710 4720 CONECT 4710 4709 4711 4717 CONECT 4711 4710 4712 4718 CONECT 4712 4711 4713 4719 CONECT 4713 4712 4714 4720 CONECT 4714 4713 4721 CONECT 4715 4716 4717 4722 CONECT 4716 4715 CONECT 4717 4710 4715 CONECT 4718 4711 CONECT 4719 4712 4723 CONECT 4720 4709 4713 CONECT 4721 4714 4737 CONECT 4722 4715 CONECT 4723 4719 4724 4734 CONECT 4724 4723 4725 4731 CONECT 4725 4724 4726 4732 CONECT 4726 4725 4727 4733 CONECT 4727 4726 4728 4734 CONECT 4728 4727 4735 CONECT 4729 4730 4731 4736 CONECT 4730 4729 CONECT 4731 4724 4729 CONECT 4732 4725 CONECT 4733 4726 CONECT 4734 4723 4727 CONECT 4735 4728 CONECT 4736 4729 CONECT 4737 4721 4738 4746 CONECT 4738 4737 4739 4743 CONECT 4739 4738 4740 4744 CONECT 4740 4739 4741 4745 CONECT 4741 4740 4742 4746 CONECT 4742 4741 CONECT 4743 4738 CONECT 4744 4739 CONECT 4745 4740 CONECT 4746 4737 4741 CONECT 4747 4754 4758 CONECT 4748 4749 4750 4754 CONECT 4749 4748 4751 4752 CONECT 4750 4748 CONECT 4751 4749 4753 CONECT 4752 4749 4757 CONECT 4753 4751 CONECT 4754 4747 4748 4755 CONECT 4755 4754 4756 4757 CONECT 4756 4755 CONECT 4757 4752 4755 CONECT 4758 4747 4759 4769 CONECT 4759 4758 4760 4766 CONECT 4760 4759 4761 4767 CONECT 4761 4760 4762 4768 CONECT 4762 4761 4763 4769 CONECT 4763 4762 4770 CONECT 4764 4765 4766 4771 CONECT 4765 4764 CONECT 4766 4759 4764 CONECT 4767 4760 CONECT 4768 4761 CONECT 4769 4758 4762 CONECT 4770 4763 CONECT 4771 4764 CONECT 4772 2807 2838 3036 4794 CONECT 4772 4795 CONECT 4775 4776 4779 CONECT 4776 4775 4777 CONECT 4777 4776 4778 CONECT 4778 4777 4779 CONECT 4779 4775 4778 CONECT 4780 4781 4787 CONECT 4781 4780 4782 4784 CONECT 4782 4781 4783 4788 CONECT 4783 4782 CONECT 4784 4781 CONECT 4785 4787 CONECT 4786 4787 CONECT 4787 4780 4785 4786 CONECT 4788 4782 CONECT 4789 4790 4791 CONECT 4790 4789 4792 4793 CONECT 4791 4789 4794 4795 CONECT 4792 4790 CONECT 4793 4790 CONECT 4794 4772 4791 CONECT 4795 4772 4791 CONECT 4796 4797 CONECT 4797 4796 4798 4799 CONECT 4798 4797 CONECT 4799 4797 4800 4815 CONECT 4800 4799 4801 CONECT 4801 4800 4802 4817 CONECT 4802 4801 4803 4814 CONECT 4803 4802 4804 CONECT 4804 4803 4805 4811 CONECT 4805 4804 4806 4810 CONECT 4806 4805 4807 CONECT 4807 4806 4808 CONECT 4808 4807 4809 CONECT 4809 4808 4810 CONECT 4810 4805 4809 CONECT 4811 4804 4812 4813 CONECT 4812 4811 CONECT 4813 4811 4814 CONECT 4814 4802 4813 4815 CONECT 4815 4799 4814 4816 CONECT 4816 4815 CONECT 4817 4801 4818 4819 CONECT 4818 4817 4819 CONECT 4819 4817 4818 CONECT 4820 4821 CONECT 4821 4820 4822 4823 CONECT 4822 4821 CONECT 4823 4821 4824 4839 CONECT 4824 4823 4825 CONECT 4825 4824 4826 4841 CONECT 4826 4825 4827 4838 CONECT 4827 4826 4828 CONECT 4828 4827 4829 4835 CONECT 4829 4828 4830 4834 CONECT 4830 4829 4831 CONECT 4831 4830 4832 CONECT 4832 4831 4833 CONECT 4833 4832 4834 CONECT 4834 4829 4833 CONECT 4835 4828 4836 4837 CONECT 4836 4835 CONECT 4837 4835 4838 CONECT 4838 4826 4837 4839 CONECT 4839 4823 4838 4840 CONECT 4840 4839 CONECT 4841 4825 4842 4843 CONECT 4842 4841 4843 CONECT 4843 4841 4842 CONECT 4844 4845 4846 CONECT 4845 4844 CONECT 4846 4844 4847 CONECT 4847 4846 CONECT 4848 4849 4850 CONECT 4849 4848 CONECT 4850 4848 4851 CONECT 4851 4850 CONECT 4852 4853 4854 CONECT 4853 4852 CONECT 4854 4852 4855 CONECT 4855 4854 4856 CONECT 4856 4855 4857 CONECT 4857 4856 4858 CONECT 4858 4857 MASTER 352 0 17 34 6 0 0 6 5131 1 168 45 END