HEADER TRANSPORT PROTEIN 16-NOV-25 9XPI TITLE CRYSTAL STRUCTURE OF REDESIGNED HASASM VARIANT (48-MUTATION) WITH HEME COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOPHORE HASA; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HEME ACQUISITION SYSTEM PROTEIN A; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SERRATIA MARCESCENS; SOURCE 3 ORGANISM_TAXID: 615; SOURCE 4 GENE: HASA; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS HEME TRANSPORT PROTEIN, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.KIM,H.SUGIMOTO,O.SHOJI REVDAT 1 04-MAR-26 9XPI 0 JRNL AUTH S.KIM,A.URUSHIBATA,N.YAMAUCHI,H.SUGIMOTO,S.NAKANO,O.SHOJI JRNL TITL COMPUTATIONAL REDESIGN OF THE HEME ACQUISITION PROTEIN HASA JRNL TITL 2 FOR ENHANCED THERMOSTABILITY WHILE RETAINING ITS ABILITY TO JRNL TITL 3 BIND SYNTHETIC METALLOPORPHYRINS JRNL REF CHEM LETT. V. 55 2026 JRNL REFN ESSN 1348-0715 JRNL DOI 10.1093/CHEMLE/UPAF236 REMARK 2 REMARK 2 RESOLUTION. 2.16 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) : 2.16 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.10 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 13286 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.220 REMARK 3 FREE R VALUE : 0.255 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.133 REMARK 3 FREE R VALUE TEST SET COUNT : 682 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) : 2.16 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.22 REMARK 3 REFLECTION IN BIN (WORKING SET) : 938 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.90 REMARK 3 BIN R VALUE (WORKING SET) : 0.3200 REMARK 3 BIN FREE R VALUE SET COUNT : 48 REMARK 3 BIN FREE R VALUE : 0.3010 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1295 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 61 REMARK 3 SOLVENT ATOMS : 25 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 49.13 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 51.43 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.84200 REMARK 3 B22 (A**2) : 1.84200 REMARK 3 B33 (A**2) : -5.97700 REMARK 3 B12 (A**2) : 0.92100 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): 0.214 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.185 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.952 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.936 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1407 ; 0.018 ; 0.013 REMARK 3 BOND LENGTHS OTHERS (A): 1176 ; 0.000 ; 0.016 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1900 ; 2.030 ; 1.831 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2704 ; 0.542 ; 1.692 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 174 ; 7.080 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 10 ; 7.611 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 181 ;14.719 ;10.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 206 ; 0.070 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1674 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 318 ; 0.012 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 273 ; 0.233 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 66 ; 0.293 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 707 ; 0.190 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 33 ; 0.251 ; 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): 702 ; 4.127 ; 4.942 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 699 ; 4.107 ; 4.935 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 872 ; 5.593 ; 8.857 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 873 ; 5.591 ; 8.857 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 705 ; 6.566 ; 6.102 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 685 ; 6.086 ; 5.861 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1028 ; 8.625 ;10.051 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 1020 ; 8.624 ;10.040 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 : NULL 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 9XPI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 19-NOV-25. REMARK 100 THE DEPOSITION ID IS D_1300065961. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-NOV-25 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL45XU REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : SI CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 X 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS V JUN 30, 2024 REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.8.2 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13312 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.160 REMARK 200 RESOLUTION RANGE LOW (A) : 43.280 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 19.70 REMARK 200 R MERGE (I) : 0.11100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 21.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.16 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.23 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 21.10 REMARK 200 R MERGE FOR SHELL (I) : 1.47500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP 11.9.02 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 62.21 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.25 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M IMIDAZOLE-HCL, 2.5M NACL, 0.2M REMARK 280 ZINC ACETATE, PH 8.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 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 28.85167 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 57.70333 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 57.70333 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 28.85167 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1070 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8250 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -49.0 KCAL/MOL 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 GLY A 176 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 GLN A 149 O HOH A 301 2.06 REMARK 500 OD2 ASP A 29 O HOH A 302 2.19 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 TYR A 75 N - CA - CB ANGL. DEV. = -11.8 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 77 -95.55 55.73 REMARK 500 ASP A 102 -67.09 -130.34 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 205 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 18 OE2 REMARK 620 2 HEM A 201 O2D 85.2 REMARK 620 3 ACT A 204 OXT 58.0 137.1 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 206 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 22 OE1 REMARK 620 2 HIS A 128 ND1 3.3 REMARK 620 3 ACT A 202 OXT 89.4 92.3 REMARK 620 4 HOH A 314 O 103.6 104.1 110.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 207 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 22 OE2 REMARK 620 2 HOH A 318 O 88.9 REMARK 620 3 HOH A 321 O 100.9 140.7 REMARK 620 4 HOH A 323 O 105.4 137.4 76.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 32 NE2 REMARK 620 2 HEM A 201 NA 80.0 REMARK 620 3 HEM A 201 NB 88.2 96.1 REMARK 620 4 HEM A 201 NC 84.1 164.0 85.1 REMARK 620 5 HEM A 201 ND 79.5 81.9 167.7 93.5 REMARK 620 6 TYR A 75 OH 174.2 97.0 97.1 98.6 95.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 209 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 83 NE2 REMARK 620 2 HEM A 201 O1A 120.2 REMARK 620 3 HEM A 201 O2A 90.2 43.5 REMARK 620 4 HOH A 325 O 117.1 114.2 152.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 208 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 112 OE1 REMARK 620 2 GLU A 112 OE2 53.9 REMARK 620 3 ASP A 129 OD1 110.8 84.5 REMARK 620 4 ASP A 129 OD2 108.8 83.1 2.0 REMARK 620 5 ACT A 203 OXT 148.0 100.2 81.1 82.9 REMARK 620 6 HOH A 320 O 98.7 105.5 37.4 37.0 107.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 210 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 126 OE1 REMARK 620 2 GLU A 126 OE2 55.3 REMARK 620 3 HOH A 304 O 58.4 113.6 REMARK 620 4 HOH A 322 O 98.0 95.6 96.1 REMARK 620 N 1 2 3 DBREF 9XPI A 1 176 UNP Q54450 HASA_SERMA 1 176 SEQADV 9XPI LEU A 11 UNP Q54450 PHE 11 ENGINEERED MUTATION SEQADV 9XPI ALA A 12 UNP Q54450 GLY 12 ENGINEERED MUTATION SEQADV 9XPI ASN A 13 UNP Q54450 GLY 13 ENGINEERED MUTATION SEQADV 9XPI LEU A 14 UNP Q54450 TYR 14 ENGINEERED MUTATION SEQADV 9XPI THR A 15 UNP Q54450 SER 15 ENGINEERED MUTATION SEQADV 9XPI LEU A 16 UNP Q54450 ILE 16 ENGINEERED MUTATION SEQADV 9XPI ALA A 17 UNP Q54450 HIS 17 ENGINEERED MUTATION SEQADV 9XPI GLU A 18 UNP Q54450 ASP 18 ENGINEERED MUTATION SEQADV 9XPI PHE A 19 UNP Q54450 TYR 19 ENGINEERED MUTATION SEQADV 9XPI PHE A 20 UNP Q54450 LEU 20 ENGINEERED MUTATION SEQADV 9XPI ASN A 21 UNP Q54450 GLY 21 ENGINEERED MUTATION SEQADV 9XPI GLU A 22 UNP Q54450 GLN 22 ENGINEERED MUTATION SEQADV 9XPI TYR A 26 UNP Q54450 THR 26 ENGINEERED MUTATION SEQADV 9XPI SER A 41 UNP Q54450 ASN 41 ENGINEERED MUTATION SEQADV 9XPI THR A 58 UNP Q54450 SER 58 ENGINEERED MUTATION SEQADV 9XPI LYS A 61 UNP Q54450 ALA 61 ENGINEERED MUTATION SEQADV 9XPI ASP A 62 UNP Q54450 ASN 62 ENGINEERED MUTATION SEQADV 9XPI GLY A 63 UNP Q54450 GLN 63 ENGINEERED MUTATION SEQADV 9XPI SER A 79 UNP Q54450 ASN 79 ENGINEERED MUTATION SEQADV 9XPI PRO A 80 UNP Q54450 GLU 80 ENGINEERED MUTATION SEQADV 9XPI THR A 88 UNP Q54450 GLN 88 ENGINEERED MUTATION SEQADV 9XPI ALA A 91 UNP Q54450 SER 91 ENGINEERED MUTATION SEQADV 9XPI THR A 93 UNP Q54450 SER 93 ENGINEERED MUTATION SEQADV 9XPI ASN A 96 UNP Q54450 ASP 96 ENGINEERED MUTATION SEQADV 9XPI SER A 103 UNP Q54450 THR 103 ENGINEERED MUTATION SEQADV 9XPI THR A 104 UNP Q54450 SER 104 ENGINEERED MUTATION SEQADV 9XPI VAL A 109 UNP Q54450 GLN 109 ENGINEERED MUTATION SEQADV 9XPI ASN A 110 UNP Q54450 VAL 110 ENGINEERED MUTATION SEQADV 9XPI GLU A 112 UNP Q54450 ASP 112 ENGINEERED MUTATION SEQADV 9XPI THR A 114 UNP Q54450 SER 114 ENGINEERED MUTATION SEQADV 9XPI SER A 116 UNP Q54450 GLY 116 ENGINEERED MUTATION SEQADV 9XPI TRP A 120 UNP Q54450 LEU 120 ENGINEERED MUTATION SEQADV 9XPI THR A 121 UNP Q54450 SER 121 ENGINEERED MUTATION SEQADV 9XPI GLU A 123 UNP Q54450 LEU 123 ENGINEERED MUTATION SEQADV 9XPI GLU A 125 UNP Q54450 ALA 125 ENGINEERED MUTATION SEQADV 9XPI GLU A 126 UNP Q54450 GLN 126 ENGINEERED MUTATION SEQADV 9XPI LYS A 134 UNP Q54450 GLN 134 ENGINEERED MUTATION SEQADV 9XPI ILE A 136 UNP Q54450 VAL 136 ENGINEERED MUTATION SEQADV 9XPI THR A 145 UNP Q54450 GLY 145 ENGINEERED MUTATION SEQADV 9XPI LEU A 148 UNP Q54450 GLU 148 ENGINEERED MUTATION SEQADV 9XPI GLN A 149 UNP Q54450 THR 149 ENGINEERED MUTATION SEQADV 9XPI SER A 153 UNP Q54450 GLY 153 ENGINEERED MUTATION SEQADV 9XPI LEU A 154 UNP Q54450 ILE 154 ENGINEERED MUTATION SEQADV 9XPI LYS A 156 UNP Q54450 ASP 156 ENGINEERED MUTATION SEQADV 9XPI GLN A 157 UNP Q54450 ASP 157 ENGINEERED MUTATION SEQADV 9XPI ILE A 162 UNP Q54450 VAL 162 ENGINEERED MUTATION SEQADV 9XPI GLU A 168 UNP Q54450 GLN 168 ENGINEERED MUTATION SEQADV 9XPI ILE A 169 UNP Q54450 VAL 169 ENGINEERED MUTATION SEQRES 1 A 176 MET ALA PHE SER VAL ASN TYR ASP SER SER LEU ALA ASN SEQRES 2 A 176 LEU THR LEU ALA GLU PHE PHE ASN GLU TRP ALA SER TYR SEQRES 3 A 176 PHE GLY ASP VAL ASN HIS THR ASN GLY ASN VAL THR ASP SEQRES 4 A 176 ALA SER SER GLY GLY PHE TYR GLY GLY SER LEU SER GLY SEQRES 5 A 176 SER GLN TYR ALA ILE THR SER THR LYS ASP GLY VAL THR SEQRES 6 A 176 ALA PHE VAL ALA GLY GLY ASN LEU THR TYR THR LEU PHE SEQRES 7 A 176 SER PRO PRO ALA HIS THR LEU TYR GLY THR LEU ASP ALA SEQRES 8 A 176 LEU THR PHE GLY ASN GLY LEU SER GLY GLY ASP SER THR SEQRES 9 A 176 PRO TYR SER ILE VAL ASN PRO GLU VAL THR PHE SER GLY SEQRES 10 A 176 LEU ASN TRP THR SER GLU GLN GLU GLU GLY HIS ASP GLY SEQRES 11 A 176 VAL VAL HIS LYS VAL ILE TYR GLY LEU MET SER GLY ASP SEQRES 12 A 176 THR THR ALA LEU LEU GLN ALA LEU ASN SER LEU LEU LYS SEQRES 13 A 176 GLN TYR GLY LEU SER ILE ASN SER THR PHE ASP GLU ILE SEQRES 14 A 176 ALA ALA ALA THR ALA VAL GLY HET HEM A 201 73 HET ACT A 202 7 HET ACT A 203 7 HET ACT A 204 7 HET ZN A 205 1 HET ZN A 206 1 HET ZN A 207 1 HET ZN A 208 1 HET ZN A 209 1 HET ZN A 210 1 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM ACT ACETATE ION HETNAM ZN ZINC ION HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 ACT 3(C2 H3 O2 1-) FORMUL 6 ZN 6(ZN 2+) FORMUL 12 HOH *25(H2 O) HELIX 1 AA1 SER A 9 ALA A 12 5 4 HELIX 2 AA2 THR A 15 GLY A 28 1 14 HELIX 3 AA3 GLU A 123 ASP A 129 5 7 HELIX 4 AA4 GLY A 130 SER A 141 1 12 HELIX 5 AA5 THR A 144 GLN A 157 1 14 HELIX 6 AA6 THR A 165 VAL A 175 1 11 SHEET 1 AA1 6 SER A 4 TYR A 7 0 SHEET 2 AA1 6 SER A 107 SER A 116 -1 O THR A 114 N ASN A 6 SHEET 3 AA1 6 LEU A 85 SER A 99 -1 N PHE A 94 O VAL A 113 SHEET 4 AA1 6 THR A 65 TYR A 75 -1 N ASN A 72 O THR A 88 SHEET 5 AA1 6 SER A 51 THR A 58 -1 N TYR A 55 O ALA A 69 SHEET 6 AA1 6 GLY A 44 TYR A 46 -1 N GLY A 44 O ALA A 56 SHEET 1 AA2 4 SER A 4 TYR A 7 0 SHEET 2 AA2 4 SER A 107 SER A 116 -1 O THR A 114 N ASN A 6 SHEET 3 AA2 4 LEU A 85 SER A 99 -1 N PHE A 94 O VAL A 113 SHEET 4 AA2 4 TRP A 120 SER A 122 -1 O TRP A 120 N LEU A 89 LINK OE2 GLU A 18 ZN ZN A 205 1555 1555 2.27 LINK OE1 GLU A 22 ZN ZN A 206 1555 1555 2.23 LINK OE2 GLU A 22 ZN ZN A 207 1555 1555 2.06 LINK NE2 HIS A 32 FE HEM A 201 1555 1555 1.98 LINK OH TYR A 75 FE HEM A 201 1555 1555 1.90 LINK NE2 HIS A 83 ZN ZN A 209 1555 1555 2.10 LINK OE1 GLU A 112 ZN ZN A 208 1555 1555 2.64 LINK OE2 GLU A 112 ZN ZN A 208 1555 1555 2.08 LINK OE1 GLU A 126 ZN ZN A 210 1555 1555 2.64 LINK OE2 GLU A 126 ZN ZN A 210 1555 1555 2.00 LINK ND1 HIS A 128 ZN ZN A 206 1555 2565 1.93 LINK OD1 ASP A 129 ZN ZN A 208 1555 2565 2.16 LINK OD2 ASP A 129 ZN ZN A 208 1555 2565 2.14 LINK O2D HEM A 201 ZN ZN A 205 1555 2565 2.11 LINK O1A HEM A 201 ZN ZN A 209 1555 1555 2.22 LINK O2A HEM A 201 ZN ZN A 209 1555 1555 2.69 LINK OXT ACT A 202 ZN ZN A 206 1555 1555 1.86 LINK OXT ACT A 203 ZN ZN A 208 1555 1555 2.18 LINK OXT ACT A 204 ZN ZN A 205 1555 1555 2.37 LINK ZN ZN A 206 O HOH A 314 1555 1555 2.17 LINK ZN ZN A 207 O HOH A 318 1555 1555 2.09 LINK ZN ZN A 207 O HOH A 321 1555 1555 2.22 LINK ZN ZN A 207 O HOH A 323 1555 1555 2.13 LINK ZN ZN A 208 O HOH A 320 1555 3454 2.32 LINK ZN ZN A 209 O HOH A 325 1555 1555 2.21 LINK ZN ZN A 210 O HOH A 304 1555 1555 2.17 LINK ZN ZN A 210 O HOH A 322 1555 1555 2.46 CISPEP 1 PRO A 80 PRO A 81 0 -16.32 CRYST1 69.183 69.183 86.555 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 0.014454 0.008345 0.000000 0.00000 SCALE2 0.000000 0.016691 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011553 0.00000 CONECT 259 2600 CONECT 327 2601 CONECT 328 2602 CONECT 479 2548 CONECT 1043 2548 CONECT 1163 2604 CONECT 1565 2603 CONECT 1566 2603 CONECT 1777 2605 CONECT 1778 2605 CONECT 2506 2510 2537 2578 CONECT 2507 2513 2520 2549 CONECT 2508 2523 2527 2550 CONECT 2509 2530 2534 2551 CONECT 2510 2506 2511 2544 CONECT 2511 2510 2512 2515 CONECT 2512 2511 2513 2514 CONECT 2513 2507 2512 2544 CONECT 2514 2512 2552 2553 2554 CONECT 2515 2511 2516 2555 2556 CONECT 2516 2515 2517 2557 2558 CONECT 2517 2516 2518 2519 CONECT 2518 2517 2604 CONECT 2519 2517 2604 CONECT 2520 2507 2521 2545 CONECT 2521 2520 2522 2524 CONECT 2522 2521 2523 2525 CONECT 2523 2508 2522 2545 CONECT 2524 2521 2559 2560 2561 CONECT 2525 2522 2526 2562 CONECT 2526 2525 2563 2564 CONECT 2527 2508 2528 2546 CONECT 2528 2527 2529 2531 CONECT 2529 2528 2530 2532 CONECT 2530 2509 2529 2546 CONECT 2531 2528 2565 2566 2567 CONECT 2532 2529 2533 2568 CONECT 2533 2532 2569 2570 CONECT 2534 2509 2535 2547 CONECT 2535 2534 2536 2538 CONECT 2536 2535 2537 2539 CONECT 2537 2506 2536 2547 CONECT 2538 2535 2571 2572 2573 CONECT 2539 2536 2540 2574 2575 CONECT 2540 2539 2541 2576 2577 CONECT 2541 2540 2542 2543 CONECT 2542 2541 CONECT 2543 2541 CONECT 2544 2510 2513 2548 CONECT 2545 2520 2523 2548 CONECT 2546 2527 2530 2548 CONECT 2547 2534 2537 2548 CONECT 2548 479 1043 2544 2545 CONECT 2548 2546 2547 CONECT 2549 2507 CONECT 2550 2508 CONECT 2551 2509 CONECT 2552 2514 CONECT 2553 2514 CONECT 2554 2514 CONECT 2555 2515 CONECT 2556 2515 CONECT 2557 2516 CONECT 2558 2516 CONECT 2559 2524 CONECT 2560 2524 CONECT 2561 2524 CONECT 2562 2525 CONECT 2563 2526 CONECT 2564 2526 CONECT 2565 2531 CONECT 2566 2531 CONECT 2567 2531 CONECT 2568 2532 CONECT 2569 2533 CONECT 2570 2533 CONECT 2571 2538 CONECT 2572 2538 CONECT 2573 2538 CONECT 2574 2539 CONECT 2575 2539 CONECT 2576 2540 CONECT 2577 2540 CONECT 2578 2506 CONECT 2579 2580 2581 2582 CONECT 2580 2579 CONECT 2581 2579 2601 CONECT 2582 2579 2583 2584 2585 CONECT 2583 2582 CONECT 2584 2582 CONECT 2585 2582 CONECT 2586 2587 2588 2589 CONECT 2587 2586 CONECT 2588 2586 2603 CONECT 2589 2586 2590 2591 2592 CONECT 2590 2589 CONECT 2591 2589 CONECT 2592 2589 CONECT 2593 2594 2595 2596 CONECT 2594 2593 CONECT 2595 2593 2600 CONECT 2596 2593 2597 2598 2599 CONECT 2597 2596 CONECT 2598 2596 CONECT 2599 2596 CONECT 2600 259 2595 CONECT 2601 327 2581 2619 CONECT 2602 328 2623 2626 2628 CONECT 2603 1565 1566 2588 CONECT 2604 1163 2518 2519 2630 CONECT 2605 1777 1778 2609 2627 CONECT 2609 2605 CONECT 2619 2601 CONECT 2623 2602 CONECT 2626 2602 CONECT 2627 2605 CONECT 2628 2602 CONECT 2630 2604 MASTER 374 0 10 6 10 0 0 6 1381 1 118 14 END