HEADER LYASE 20-JUL-06 2HRC TITLE 1.7 ANGSTROM STRUCTURE OF HUMAN FERROCHELATASE VARIANT R115L COMPND MOL_ID: 1; COMPND 2 MOLECULE: FERROCHELATASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PROTOHEME FERRO-LYASE, HEME SYNTHETASE; COMPND 5 EC: 4.99.1.1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 STRAIN: JM109; SOURCE 6 GENE: FECH; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PTRCHIS KEYWDS HEME SYNTHESIS, FERROCHELATASE, PROTOPORPHYRIN IX, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR A.MEDLOCK,L.SWARTZ,T.A.DAILEY,H.A.DAILEY,W.N.LANZILOTTA REVDAT 6 30-AUG-23 2HRC 1 REMARK REVDAT 5 20-OCT-21 2HRC 1 REMARK SEQADV LINK REVDAT 4 13-JUL-11 2HRC 1 VERSN REVDAT 3 24-FEB-09 2HRC 1 VERSN REVDAT 2 03-JUL-07 2HRC 1 JRNL REVDAT 1 13-MAR-07 2HRC 0 JRNL AUTH A.MEDLOCK,L.SWARTZ,T.A.DAILEY,H.A.DAILEY,W.N.LANZILOTTA JRNL TITL SUBSTRATE INTERACTIONS WITH HUMAN FERROCHELATASE JRNL REF PROC.NATL.ACAD.SCI.USA V. 104 1789 2007 JRNL REFN ISSN 0027-8424 JRNL PMID 17261801 JRNL DOI 10.1073/PNAS.0606144104 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.84 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1948100.200 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 100278 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) : 0.221 REMARK 3 FREE R VALUE : 0.242 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 4997 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.003 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.81 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 15741 REMARK 3 BIN R VALUE (WORKING SET) : 0.2390 REMARK 3 BIN FREE R VALUE : 0.2510 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 855 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.009 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5766 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 200 REMARK 3 SOLVENT ATOMS : 604 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.29000 REMARK 3 B22 (A**2) : -3.39000 REMARK 3 B33 (A**2) : 3.10000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.21 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) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.13 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 20.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.940 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 : FLAT MODEL REMARK 3 KSOL : 0.37 REMARK 3 BSOL : 44.56 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : FES.PARAM REMARK 3 PARAMETER FILE 4 : CHO.PARAM REMARK 3 PARAMETER FILE 5 : ION.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : FES.TOP REMARK 3 TOPOLOGY FILE 4 : CHO.TOP REMARK 3 TOPOLOGY FILE 5 : ION.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2HRC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-JUL-06. REMARK 100 THE DEPOSITION ID IS D_1000038671. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-JUL-05 REMARK 200 TEMPERATURE (KELVIN) : 120 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 REMARK 200 MONOCHROMATOR : 0.98 ANGSTROMS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 100275 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : 0.06300 REMARK 200 R SYM (I) : 0.07100 REMARK 200 FOR THE DATA SET : 29.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.2 REMARK 200 DATA REDUNDANCY IN SHELL : 4.40 REMARK 200 R MERGE FOR SHELL (I) : 0.12800 REMARK 200 R SYM FOR SHELL (I) : 0.14700 REMARK 200 FOR SHELL : 5.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1HRK REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.45 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.76 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.05 M CALCIUM CHLORIDE, 0.1 M BIS REMARK 280 -TRIS, 30% V/V PEG MME 550, PH 6.5, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 298K 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 44.26300 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 55.22700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 46.49150 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 55.22700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 44.26300 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 46.49150 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 9980 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 28390 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -53.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG A 65 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 66 CG CD CE NZ 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 ILE A 103 53.00 32.83 REMARK 500 THR A 198 -86.89 -122.19 REMARK 500 THR A 198 -86.89 -106.18 REMARK 500 TRP A 227 53.10 -164.83 REMARK 500 TYR A 346 -63.08 -105.81 REMARK 500 ILE A 350 -61.74 -105.96 REMARK 500 LEU A 356 -106.82 -87.82 REMARK 500 ALA A 357 -85.04 54.43 REMARK 500 LYS A 358 163.43 -41.89 REMARK 500 GLU A 359 -95.48 38.60 REMARK 500 CYS A 360 82.53 -60.57 REMARK 500 ASN A 372 -112.69 37.07 REMARK 500 ILE B 603 57.25 30.84 REMARK 500 THR B 698 -82.18 -115.37 REMARK 500 TRP B 727 53.07 -166.64 REMARK 500 TYR B 846 -65.11 -106.69 REMARK 500 TYR B 852 -89.91 -88.57 REMARK 500 SER B 853 64.01 -51.58 REMARK 500 GLN B 854 -31.89 173.83 REMARK 500 ASN B 872 -113.24 36.26 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 FES A1501 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 196 SG REMARK 620 2 FES A1501 S1 115.0 REMARK 620 3 FES A1501 S2 112.1 104.6 REMARK 620 4 CYS A 403 SG 94.0 112.2 119.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES A1501 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 406 SG REMARK 620 2 FES A1501 S1 114.8 REMARK 620 3 FES A1501 S2 112.0 104.5 REMARK 620 4 CYS A 411 SG 99.7 106.3 119.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES B1502 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 696 SG REMARK 620 2 FES B1502 S1 113.4 REMARK 620 3 FES B1502 S2 111.9 104.6 REMARK 620 4 CYS B 903 SG 95.3 112.3 119.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES B1502 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 906 SG REMARK 620 2 FES B1502 S1 115.5 REMARK 620 3 FES B1502 S2 111.8 104.4 REMARK 620 4 CYS B 911 SG 99.5 106.9 119.2 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 924 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 802 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FES A 1501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMD A 1601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FES B 1502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMD B 1602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CHD A 701 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CHD A 702 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CHD A 703 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CHD B 1603 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CHD B 1604 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CHD B 1605 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 707 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2HRE RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN FERROCHELATASE VARIANT E343K WITH PROTOPORPHYRIN REMARK 900 IX BOUND DBREF 2HRC A 65 423 UNP P22830 HEMH_HUMAN 65 423 DBREF 2HRC B 565 923 UNP P22830 HEMH_HUMAN 65 423 SEQADV 2HRC LEU A 115 UNP P22830 ARG 115 ENGINEERED MUTATION SEQADV 2HRC LEU B 615 UNP P22830 ARG 115 ENGINEERED MUTATION SEQRES 1 A 359 ARG LYS PRO LYS THR GLY ILE LEU MET LEU ASN MET GLY SEQRES 2 A 359 GLY PRO GLU THR LEU GLY ASP VAL HIS ASP PHE LEU LEU SEQRES 3 A 359 ARG LEU PHE LEU ASP ARG ASP LEU MET THR LEU PRO ILE SEQRES 4 A 359 GLN ASN LYS LEU ALA PRO PHE ILE ALA LYS ARG LEU THR SEQRES 5 A 359 PRO LYS ILE GLN GLU GLN TYR ARG ARG ILE GLY GLY GLY SEQRES 6 A 359 SER PRO ILE LYS ILE TRP THR SER LYS GLN GLY GLU GLY SEQRES 7 A 359 MET VAL LYS LEU LEU ASP GLU LEU SER PRO ASN THR ALA SEQRES 8 A 359 PRO HIS LYS TYR TYR ILE GLY PHE ARG TYR VAL HIS PRO SEQRES 9 A 359 LEU THR GLU GLU ALA ILE GLU GLU MET GLU ARG ASP GLY SEQRES 10 A 359 LEU GLU ARG ALA ILE ALA PHE THR GLN TYR PRO GLN TYR SEQRES 11 A 359 SER CYS SER THR THR GLY SER SER LEU ASN ALA ILE TYR SEQRES 12 A 359 ARG TYR TYR ASN GLN VAL GLY ARG LYS PRO THR MET LYS SEQRES 13 A 359 TRP SER THR ILE ASP ARG TRP PRO THR HIS HIS LEU LEU SEQRES 14 A 359 ILE GLN CYS PHE ALA ASP HIS ILE LEU LYS GLU LEU ASP SEQRES 15 A 359 HIS PHE PRO LEU GLU LYS ARG SER GLU VAL VAL ILE LEU SEQRES 16 A 359 PHE SER ALA HIS SER LEU PRO MET SER VAL VAL ASN ARG SEQRES 17 A 359 GLY ASP PRO TYR PRO GLN GLU VAL SER ALA THR VAL GLN SEQRES 18 A 359 LYS VAL MET GLU ARG LEU GLU TYR CYS ASN PRO TYR ARG SEQRES 19 A 359 LEU VAL TRP GLN SER LYS VAL GLY PRO MET PRO TRP LEU SEQRES 20 A 359 GLY PRO GLN THR ASP GLU SER ILE LYS GLY LEU CYS GLU SEQRES 21 A 359 ARG GLY ARG LYS ASN ILE LEU LEU VAL PRO ILE ALA PHE SEQRES 22 A 359 THR SER ASP HIS ILE GLU THR LEU TYR GLU LEU ASP ILE SEQRES 23 A 359 GLU TYR SER GLN VAL LEU ALA LYS GLU CYS GLY VAL GLU SEQRES 24 A 359 ASN ILE ARG ARG ALA GLU SER LEU ASN GLY ASN PRO LEU SEQRES 25 A 359 PHE SER LYS ALA LEU ALA ASP LEU VAL HIS SER HIS ILE SEQRES 26 A 359 GLN SER ASN GLU LEU CYS SER LYS GLN LEU THR LEU SER SEQRES 27 A 359 CYS PRO LEU CYS VAL ASN PRO VAL CYS ARG GLU THR LYS SEQRES 28 A 359 SER PHE PHE THR SER GLN GLN LEU SEQRES 1 B 359 ARG LYS PRO LYS THR GLY ILE LEU MET LEU ASN MET GLY SEQRES 2 B 359 GLY PRO GLU THR LEU GLY ASP VAL HIS ASP PHE LEU LEU SEQRES 3 B 359 ARG LEU PHE LEU ASP ARG ASP LEU MET THR LEU PRO ILE SEQRES 4 B 359 GLN ASN LYS LEU ALA PRO PHE ILE ALA LYS ARG LEU THR SEQRES 5 B 359 PRO LYS ILE GLN GLU GLN TYR ARG ARG ILE GLY GLY GLY SEQRES 6 B 359 SER PRO ILE LYS ILE TRP THR SER LYS GLN GLY GLU GLY SEQRES 7 B 359 MET VAL LYS LEU LEU ASP GLU LEU SER PRO ASN THR ALA SEQRES 8 B 359 PRO HIS LYS TYR TYR ILE GLY PHE ARG TYR VAL HIS PRO SEQRES 9 B 359 LEU THR GLU GLU ALA ILE GLU GLU MET GLU ARG ASP GLY SEQRES 10 B 359 LEU GLU ARG ALA ILE ALA PHE THR GLN TYR PRO GLN TYR SEQRES 11 B 359 SER CYS SER THR THR GLY SER SER LEU ASN ALA ILE TYR SEQRES 12 B 359 ARG TYR TYR ASN GLN VAL GLY ARG LYS PRO THR MET LYS SEQRES 13 B 359 TRP SER THR ILE ASP ARG TRP PRO THR HIS HIS LEU LEU SEQRES 14 B 359 ILE GLN CYS PHE ALA ASP HIS ILE LEU LYS GLU LEU ASP SEQRES 15 B 359 HIS PHE PRO LEU GLU LYS ARG SER GLU VAL VAL ILE LEU SEQRES 16 B 359 PHE SER ALA HIS SER LEU PRO MET SER VAL VAL ASN ARG SEQRES 17 B 359 GLY ASP PRO TYR PRO GLN GLU VAL SER ALA THR VAL GLN SEQRES 18 B 359 LYS VAL MET GLU ARG LEU GLU TYR CYS ASN PRO TYR ARG SEQRES 19 B 359 LEU VAL TRP GLN SER LYS VAL GLY PRO MET PRO TRP LEU SEQRES 20 B 359 GLY PRO GLN THR ASP GLU SER ILE LYS GLY LEU CYS GLU SEQRES 21 B 359 ARG GLY ARG LYS ASN ILE LEU LEU VAL PRO ILE ALA PHE SEQRES 22 B 359 THR SER ASP HIS ILE GLU THR LEU TYR GLU LEU ASP ILE SEQRES 23 B 359 GLU TYR SER GLN VAL LEU ALA LYS GLU CYS GLY VAL GLU SEQRES 24 B 359 ASN ILE ARG ARG ALA GLU SER LEU ASN GLY ASN PRO LEU SEQRES 25 B 359 PHE SER LYS ALA LEU ALA ASP LEU VAL HIS SER HIS ILE SEQRES 26 B 359 GLN SER ASN GLU LEU CYS SER LYS GLN LEU THR LEU SER SEQRES 27 B 359 CYS PRO LEU CYS VAL ASN PRO VAL CYS ARG GLU THR LYS SEQRES 28 B 359 SER PHE PHE THR SER GLN GLN LEU HET CL A 802 1 HET FES A1501 4 HET IMD A1601 5 HET CHD A 701 29 HET CHD A 702 29 HET CHD A 703 29 HET GOL A 707 6 HET CL B 924 1 HET FES B1502 4 HET IMD B1602 5 HET CHD B1603 29 HET CHD B1604 29 HET CHD B1605 29 HETNAM CL CHLORIDE ION HETNAM FES FE2/S2 (INORGANIC) CLUSTER HETNAM IMD IMIDAZOLE HETNAM CHD CHOLIC ACID HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 CL 2(CL 1-) FORMUL 4 FES 2(FE2 S2) FORMUL 5 IMD 2(C3 H5 N2 1+) FORMUL 6 CHD 6(C24 H40 O5) FORMUL 9 GOL C3 H8 O3 FORMUL 16 HOH *604(H2 O) HELIX 1 1 THR A 81 GLY A 83 5 3 HELIX 2 2 ASP A 84 ASP A 95 1 12 HELIX 3 3 ILE A 103 ILE A 126 1 24 HELIX 4 4 PRO A 131 SER A 151 1 21 HELIX 5 5 PRO A 152 ALA A 155 5 4 HELIX 6 6 LEU A 169 ASP A 180 1 12 HELIX 7 7 THR A 198 GLY A 214 1 17 HELIX 8 8 HIS A 230 ASP A 246 1 17 HELIX 9 9 HIS A 247 PHE A 248 5 2 HELIX 10 10 PRO A 249 ARG A 253 5 5 HELIX 11 11 PRO A 266 ASN A 271 1 6 HELIX 12 12 PRO A 275 LEU A 291 1 17 HELIX 13 13 GLN A 314 ARG A 325 1 12 HELIX 14 14 HIS A 341 TYR A 346 1 6 HELIX 15 15 ILE A 350 LEU A 356 1 7 HELIX 16 16 ASN A 374 ASN A 392 1 19 HELIX 17 17 SER A 396 LEU A 401 5 6 HELIX 18 18 PRO A 409 SER A 420 1 12 HELIX 19 19 THR B 581 GLY B 583 5 3 HELIX 20 20 ASP B 584 LEU B 594 1 11 HELIX 21 21 ILE B 603 ILE B 626 1 24 HELIX 22 22 PRO B 631 SER B 651 1 21 HELIX 23 23 PRO B 652 ALA B 655 5 4 HELIX 24 24 LEU B 669 ASP B 680 1 12 HELIX 25 25 THR B 698 VAL B 713 1 16 HELIX 26 26 HIS B 730 ASP B 746 1 17 HELIX 27 27 HIS B 747 PHE B 748 5 2 HELIX 28 28 PRO B 749 VAL B 756 5 8 HELIX 29 29 PRO B 766 ASN B 771 1 6 HELIX 30 30 PRO B 775 LEU B 791 1 17 HELIX 31 31 GLN B 814 ARG B 825 1 12 HELIX 32 32 HIS B 841 TYR B 846 1 6 HELIX 33 33 VAL B 855 GLY B 861 1 7 HELIX 34 34 ASN B 874 ASN B 892 1 19 HELIX 35 35 SER B 896 LEU B 901 5 6 HELIX 36 36 PRO B 909 SER B 920 1 12 SHEET 1 A 4 HIS A 157 PHE A 163 0 SHEET 2 A 4 THR A 69 ASN A 75 1 N MET A 73 O TYR A 160 SHEET 3 A 4 ARG A 184 THR A 189 1 O ARG A 184 N GLY A 70 SHEET 4 A 4 LYS A 220 ILE A 224 1 O SER A 222 N ALA A 187 SHEET 1 B 4 TYR A 297 GLN A 302 0 SHEET 2 B 4 VAL A 257 HIS A 263 1 N PHE A 260 O VAL A 300 SHEET 3 B 4 ASN A 329 PRO A 334 1 O LEU A 331 N LEU A 259 SHEET 4 B 4 ASN A 364 ARG A 367 1 O ARG A 366 N LEU A 332 SHEET 1 C 4 HIS B 657 PHE B 663 0 SHEET 2 C 4 THR B 569 ASN B 575 1 N MET B 573 O TYR B 660 SHEET 3 C 4 ARG B 684 THR B 689 1 O ARG B 684 N GLY B 570 SHEET 4 C 4 LYS B 720 ILE B 724 1 O SER B 722 N ALA B 687 SHEET 1 D 4 TYR B 797 GLN B 802 0 SHEET 2 D 4 VAL B 757 HIS B 763 1 N PHE B 760 O VAL B 800 SHEET 3 D 4 ASN B 829 PRO B 834 1 O LEU B 831 N LEU B 759 SHEET 4 D 4 ASN B 864 ARG B 867 1 O ARG B 866 N LEU B 832 LINK SG CYS A 196 FE1 FES A1501 1555 1555 2.31 LINK SG CYS A 403 FE1 FES A1501 1555 1555 2.38 LINK SG CYS A 406 FE2 FES A1501 1555 1555 2.35 LINK SG CYS A 411 FE2 FES A1501 1555 1555 2.40 LINK SG CYS B 696 FE1 FES B1502 1555 1555 2.30 LINK SG CYS B 903 FE1 FES B1502 1555 1555 2.35 LINK SG CYS B 906 FE2 FES B1502 1555 1555 2.37 LINK SG CYS B 911 FE2 FES B1502 1555 1555 2.40 CISPEP 1 ALA A 155 PRO A 156 0 -0.14 CISPEP 2 HIS A 167 PRO A 168 0 -0.36 CISPEP 3 GLY A 312 PRO A 313 0 0.27 CISPEP 4 ALA B 655 PRO B 656 0 -0.13 CISPEP 5 HIS B 667 PRO B 668 0 -0.13 CISPEP 6 GLY B 812 PRO B 813 0 0.23 SITE 1 AC1 5 TYR B 623 SER B 630 ILE B 632 HIS B 841 SITE 2 AC1 5 ILE B 842 SITE 1 AC2 5 TYR A 123 SER A 130 ILE A 132 HIS A 341 SITE 2 AC2 5 ILE A 342 SITE 1 AC3 6 CYS A 196 ARG A 272 SER A 402 CYS A 403 SITE 2 AC3 6 CYS A 406 CYS A 411 SITE 1 AC4 4 THR A 198 HIS A 263 TYR A 276 HOH A1906 SITE 1 AC5 6 CYS B 696 ARG B 772 SER B 902 CYS B 903 SITE 2 AC5 6 CYS B 906 CYS B 911 SITE 1 AC6 4 THR B 698 HIS B 763 TYR B 776 HOH B1903 SITE 1 AC7 14 LEU A 92 LEU A 98 SER A 197 HIS A 263 SITE 2 AC7 14 LEU A 265 VAL A 269 TRP A 310 CHD A 702 SITE 3 AC7 14 HOH A1639 HOH A1664 HOH A1668 HOH A1670 SITE 4 AC7 14 HOH A1702 HOH A1719 SITE 1 AC8 9 ARG A 114 LEU A 115 PRO A 266 MET A 308 SITE 2 AC8 9 CHD A 701 CHD A 703 HOH A1695 HOH A1755 SITE 3 AC8 9 HOH A1761 SITE 1 AC9 6 THR A 100 CHD A 702 HOH A1865 HOH A1879 SITE 2 AC9 6 LYS B 606 PHE B 610 SITE 1 BC1 10 ARG B 614 LEU B 615 PRO B 766 MET B 808 SITE 2 BC1 10 CHD B1604 CHD B1605 HOH B1732 HOH B1743 SITE 3 BC1 10 HOH B1867 HOH B1893 SITE 1 BC2 4 LYS A 106 PHE A 110 CHD B1603 HOH B1867 SITE 1 BC3 13 MET B 576 LEU B 592 PHE B 593 LEU B 598 SITE 2 BC3 13 SER B 697 HIS B 763 TRP B 810 CHD B1603 SITE 3 BC3 13 HOH B1661 HOH B1669 HOH B1685 HOH B1693 SITE 4 BC3 13 HOH B1738 SITE 1 BC4 6 PRO A 277 SER A 281 HOH A1610 PRO B 777 SITE 2 BC4 6 SER B 781 HOH B1648 CRYST1 88.526 92.983 110.454 90.00 90.00 90.00 P 21 21 21 8 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 0.011296 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010755 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009054 0.00000